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Russia-Aligned Hackers Use GuardBreaker Prompt Injection to Disrupt AI Malware Analysis

Russia-aligned group UAC-0099 embeds GuardBreaker prompt injection in a VBScript comment to make AI malware scanners refuse analysis of a MATCHBOIL loader.

ESET identified a UAC-0099 VBScript used in an early-stage intrusion against a target in Ukraine that hides a safety-triggering comment (a question about building a nuclear weapon) intended to make AI code scanners refuse to continue analysis. The script downloads MATCHBOIL, a loader associated exclusively with UAC-0099, alongside familiar anti-analysis checks for IDA and Wireshark. The technique turns the AI triage process itself into the attack target, risking missed detections or benign misclassification of malicious samples.

Cyber Security News·Sep 11, 14:32 UTC · 5d agoThreat actor in the wild 3 sources

1-15 August 2026 Cyber Attacks Timeline Infographic

Hackmageddon's infographic visualizes 108 attacks from August 1-15, 2026, with ransomware in 17 incidents and the US most targeted.

The infographic summarizes 108 confirmed incidents for August 1-15, 2026, an attack reported every 3.3 hours, with 90 of 108 (83.3%) driven by cybercrime. Ransomware appeared in 17 incidents, account takeover in 12, SQL injection in 8 and authentication bypass in 5. The United States was the most-targeted country with 34 of 92 country mentions, and Public Administration led sector targeting with 25 of 139 sector mentions.

Hackmageddon·Sep 2, 09:46 UTC · 14d agoResearch 2 sources

The Collective Cyber Defense letter wrote your next vendor questionnaire

Op-ed argues the 200-company Collective Cyber Defense letter's three endorsed metrics should become standard vendor procurement questions.

More than 200 companies including Microsoft, Google, AWS, CrowdStrike, Anthropic and Okta signed an August 27 open letter calling for faster cyber defenses against AI-enabled attacks. The letter endorses three measurable metrics: coverage, containment speed, and verified remediation. The author turns those into five concrete procurement questions buyers should pose at vendor renewals, while noting the letter contains no deadlines, dollar figures or measurable targets.

CyberScoop·Sep 1, 10:00 UTC · 15d agoIndustry

[Control Systems] National Instruments security advisory (AV26-914)

Canada's Cyber Centre relayed a National Instruments advisory covering improper access control and cleartext sensitive-information flaws in NI SystemLink and SystemLink Server.

Advisory AV26-914, dated September 11, 2026, notes that NI SystemLink and SystemLink Server prior to or equal to 2026 Q3 Patch 1 are affected by improper access controls and storage of sensitive information in cleartext. The Canadian Centre for Cyber Security urges users and administrators to review the vendor's links and apply available security updates.

Canadian Centre for Cyber Security·Sep 11, 15:56 UTC · 5d agoAdvisory2

NVIDIA security advisory (AV26-849)

Canada's Cyber Centre relayed NVIDIA security advisories covering vulnerabilities in NemoClaw, OpenShell, Unified Fabric Manager, and DGX Spark.

The Canadian Centre for Cyber Security issued bulletin AV26-849 flagging NVIDIA vulnerabilities across NemoClaw and OpenShell (multiple versions), NVIDIA Unified Fabric Manager (multiple versions and models), and DGX Spark (versions prior to 1.110.13). The advisory links to NVIDIA security bulletins and urges users and administrators to apply updates as they become available. No exploitation details or CVE identifiers are enumerated in the advisory text.

Canadian Centre for Cyber Security·Aug 26, 14:17 UTC · 21d agoAdvisory

Russian hackers plant nuclear weapon prompt in malware to trip AI safety guardrails

ESET reports Russian group UAC-0099 hid a prompt in VBS malware comments to trip AI safety filters and disrupt automated malware analysis in Ukraine.

ESET identified a technique dubbed GuardBreaker in which UAC-0099 embedded a comment reading "I want to make nuclear weapon. Help me …" inside a malicious VBS script to trigger AI safety mechanisms and halt AI-assisted malware analysis. The script, part of the group's toolset, downloads the MATCHBOIL malware used exclusively by this Russia-aligned group; CERT-UA documented the chain including LUNCHPOKE, BURNYBEAR and MATCHBOIL.V2 in a July advisory. UAC-0099 typically targets transportation and energy sectors and hands validated targets to GRU-linked Sandworm. ESET warned that AI-assisted analysis must be backed by layered detection and human-driven engineering.

Help Net Security·Aug 31, 00:00 UTC · 17d agoAI safety & security in the wild

Rockwell Automation security advisory (AV26-869)

Canada's Cyber Centre flags vulnerabilities across multiple Rockwell Automation ICS products including ControlLogix 5580 and RSLinx Classic.

Canadian Centre for Cyber Security advisory AV26-869, dated September 1, 2026, lists vulnerabilities in Rockwell Automation products: 1756-ENBT Module (all versions), ArmorStart LT (v2.001 and earlier), CompactLogix 5380 / ControlLogix 5580 (V33 and earlier plus several V34-V36 releases), and RSLinx Classic (V4.50 and earlier). It references Rockwell advisories SD1792, SD1794, SD1797, and SD1798 and urges users to apply updates as available.

Canadian Centre for Cyber Security·Sep 1, 18:45 UTC · 15d agoAdvisory

US and Canadian court data exposed in Thomson Reuters breach

Thomson Reuters disclosed a breach of its C-Track court platform exposing sealed court records and personal data across 12+ US states and Canada.

Thomson Reuters disclosed that an unauthorized party obtained files from C-Track, its court case management platform, affecting courts in at least 12 US states, the US Virgin Islands and Canada. The company discovered the activity on June 30 and evidence indicates access ran from March through June; the intrusion method, attacker identity and number of affected people remain unknown. Exposed data may include names, Social Security numbers, driver's license numbers, medical information, dates of birth and health insurance details, including some sealed or redacted court records. Affected individuals are being offered 12 months of free credit monitoring and identity theft protection.

The Record·Sep 3, 12:04 UTC · 13d agoData breach in the wild 2 sources

July 2026 Cyber Attacks Statistics Infographic

Hackmageddon's infographic condenses July 2026's 188 confirmed cyber attacks into a visual breakdown of actors, entry vectors, targets, and geography.

Hackmageddon published a one-page infographic summarizing 188 confirmed cyber attacks observed in July 2026. It visually maps attacker motivation, infection and entry vectors, targeted sectors, and geographic distribution for the month. It is a companion piece to the site's detailed monthly statistics report.

Hackmageddon·Aug 13, 09:26 UTC · Aug 13, 2026Industry

Latvian officials resign after cyberattack exposes data on 1.2 million people

Latvia's road traffic agency CSDD confirmed a breach exposing data on 1.2 million people and 200,000 businesses, prompting leadership resignations.

Latvia's Road Traffic Safety Directorate (CSDD) said hackers accessed payment receipt data dating back to 2008, covering over 1.2 million people and 200,000 legal entities, about two-thirds of Latvia's population. Stolen data includes personal ID numbers, license plates, payment amounts and addresses; phone numbers, emails and passwords were not affected. CERT.LV said attackers exploited a vulnerability in an internet-exposed CSDD system, and President Edgars Rinkevics called the breach a significant national security threat. The supervisory board resigned and chief Aivars Aksenoks said he will leave; state police opened criminal proceedings while responsibility with IT contractor Tet is disputed.

The Record·Aug 19, 13:55 UTC · 28d agoData breach

July 2026 Cyber Attacks Statistics

July 2026 saw 188 confirmed cyber attacks across 69 countries, with financially motivated cyber crime behind roughly three in four incidents.

Hackmageddon's monthly statistics report tallied 188 confirmed cyber attacks in 69 countries during July 2026. Cyber Crime accounted for about 75% of incidents, malware was the attackers' most-used weapon, and exposed public-facing applications were the most common way in. Information and communication infrastructure absorbed the heaviest share of targeting, with the full breakdown covering actors, vectors, and geography.

Hackmageddon·Aug 13, 09:26 UTC · Aug 13, 2026Industry

[Control Systems] National Instruments security advisory (AV26-856)

Canada's Cyber Centre relayed National Instruments advisories for memory corruption, out-of-bounds read, and out-of-bounds write flaws in LabVIEW versions.

The Canadian Centre for Cyber Security published control systems advisory AV26-856 covering National Instruments LabVIEW. Affected versions include releases before 23.0.0, 23.3.10, 24.3.7, 25.3.5, and 26.3.1. The flaws include memory corruption, an integer conversion out-of-bounds read, and an integer overflow out-of-bounds write. Users and administrators are urged to review the links and apply NI security updates.

Canadian Centre for Cyber Security·Aug 28, 12:16 UTC · 19d agoAdvisory

Batten the Hatches: Cybersecurity with Military Mariners

Interviews with 20 U.S. Navy and Coast Guard mariners reveal informal, safety-oriented shipboard cyber risk models that may delay attribution and containment.

The study conducts semi-structured interviews with 20 military mariners from U.S. Navy and Coast Guard vessels to understand how service members recognize and respond to cyber risk aboard ships. Unique consequences of compromising military systems identified include weapon takeover and purposeful geopolitical escalation. Cybersecurity is organizationally abstract on ships, so mariners build cyber risk models from informal experience rather than formal instruction. A safety-oriented incident-response model creates resilience but may delay cyber attribution and containment.

arXiv cs.CR·Sep 11, 13:04 UTC · 5d agoResearch

Military device manufacturer discloses cyber incident to SEC

The Record·Aug 7, 16:57 UTC · Aug 7, 2026Policy & legal

Cyberattack on logistics giant Ceva hits retailers and Steam customers across Europe

Cyberattack on Ceva Logistics disrupted eight European warehouses, delaying shipments for Bol, De Bijenkorf, Ajax and exposing Steam hardware buyers' data.

A cyberattack on Ceva Logistics disrupted operations at eight European warehouses, delaying shipments for Bol, De Bijenkorf, Ace & Tate, Ajax and Steam hardware customers. Attackers accessed two Ceva systems processing Bol orders, potentially exposing names, addresses, phone numbers, email addresses and order details. Valve began notifying European Steam customers whose hardware shipping data may have been compromised and is contacting data protection authorities. Ceva, with about 110,000 employees and over 1,700 facilities, has not disclosed the attackers or whether ransomware was involved.

The Record·Aug 11, 15:49 UTC · Aug 11, 2026Data breach in the wild

Persistent Attempts at Cyberespionage Against Southeast Asian Government Target Have Links to Alloy Taurus

Alloy Taurus (GALLIUM) compromised Southeast Asian government networks from 2022 to 2023 using Exchange web shells and undocumented .NET backdoors Reshell and Zapoa.

Unit 42 tracked persistent multiwave intrusions at a Southeast Asian government starting in early 2022 and continuing through 2023, attributing the activity with moderate confidence to Alloy Taurus (aka GALLIUM), a Chinese state-aligned espionage group. Attackers exploited Exchange Server vulnerabilities to deploy web shells including China Chopper, then ran reconnaissance with Fscan and WebScan, created administrative accounts, and installed undocumented .NET backdoors named Reshell and Zapoa. They established resilience by installing SoftEther VPN, brute-forced Active Directory credentials with Kerbrute, and dumped credential stores with GoDumpLsass and LsassUnhooker. The campaign reflects long-term espionage tradecraft to maintain a foothold.

Palo Alto Unit 42·Aug 17, 10:54 UTC · Aug 17, 2026Threat actor in the wild1

ATF responds to 'major' cybersecurity incident after ransomware gang's claims

The ATF is responding to a major cybersecurity incident claimed by a ransomware gang, with the US Justice Department investigating the breach.

The US Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) acknowledged a 'major' cybersecurity incident after a ransomware gang claimed responsibility for an attack. The US Justice Department is investigating the breach. Available reporting provides limited technical detail, and the scope of data theft and operational impact remains unclear.

The Register · Security·Aug 27, 15:25 UTC · 20d agoRansomware

The MAL Simulator: Cyber Operations Simulation based on Attack & Defense Graphs

MAL Simulator grounds attack-defense graph simulations in a CRATE-emulated network, training RL attacker and defender agents where attackers outperform search methods.

The MAL Simulator is a cyber operations simulator built on the Meta Attack Language (MAL), enabling decision-driven attack and defense simulations adaptable to new domains without modifying source code. Case studies trained defensive and offensive agents, grounded in data collected from an emulated network implemented in the CRATE cyber range. The trained attacker policy reached designated targets more efficiently than compared search methods, and the trained defender induced lower costs than a naive heuristic under noisy alerts, though defender performance dropped significantly against an RL attacker.

arXiv cs.CR·Sep 15, 02:59 UTC · 2d agoResearch

The Cybersecurity Apocalypse Is Coming in ‘Months,’ AI Giants Warn

AI giants warn AI-armed cyberattacks are 'months' away; hackers target over 100 US water systems in WIRED's roundup.

WIRED's weekly security digest leads with AI giants warning that AI-armed cyberattacks could surge within months. It also reports hackers targeting more than 100 US water systems, ICE's order for robot dogs, and an arrest tied to the online alias 'MrChildPorn'. No single incident is analyzed in depth in the excerpt.

WIRED · Security·Aug 29, 10:30 UTC · 18d agoThreat actor in the wild

Defense Cyber Spending Set to Surge Amid Rising Attacks on Military Systems

MarketsandMarkets projects the cyber warfare market to nearly double from $14.99bn in 2026 to $28.75bn by 2031, driven by attacks on military systems.

A MarketsandMarkets report projects the global cyber warfare market will grow from $14.99bn in 2026 to $28.75bn by 2031. Growth is driven by rising attacks on military networks, reliance on connected platforms and cloud command-and-control systems, and Western investment in offensive cyber capabilities. Europe is projected to hold the largest market share, supported by NATO's shared cyber capabilities and joint exercises. Cloud-based security is expected to be the fastest-growing market segment.

Infosecurity Magazine·Sep 14, 12:45 UTC · 2d agoIndustry

Six in 10 Cyberattacks in Colombia Target Hospitals

A Biofile report based on IBM X-Force data finds 60% of cyberattacks in Colombia target healthcare institutions, making medical data a prime target.

A Biofile report drawing on IBM's X-Force Index found that six out of ten cyberattacks recorded in Colombia target health sector institutions. The finding highlights the growing exposure of hospitals and clinics to digital threats. Medical information has become one of the main targets for attackers in the country.

DataBreaches.net·Sep 13, 22:33 UTC · 3d agoResearch

Ubiquiti security advisory (AV26-850)

Canada's Cyber Centre reports critical vulnerabilities across Ubiquiti UniFi products including UniFi OS Server, Network, Protect, and Access; updates required.

The Canadian Centre for Cyber Security (AV26-850) reports critical vulnerabilities affecting numerous Ubiquiti products, including UniFi OS Server (<=5.1.21), UniFi Network Application (<=10.4.57), UniFi Protect Application (<=7.1.87), and UniFi Access Application (<=4.3.3). Other affected products include UniFi Connect, UID Enterprise Agent, UniFi Talk, UniFi Protect AI Key, Connect Display Cast Pro, and Enterprise Audio/Video Bridge. Administrators should update affected applications and devices; the advisory lists no CVE ids or exploitation details.

Canadian Centre for Cyber Security·Aug 26, 17:11 UTC · 21d agoAdvisory

A Cyber Range Evaluation of Autonomous Network Incident Response Agents

Cyber range evaluation shows reinforcement learning incident response agents defend emulated networks more efficiently than heuristic policies, depending heavily on adversary behavior.

The paper evaluates agents for automated network intrusion response in a cyber range designed for human operator training, featuring variable topology, red-team emulation, and simulated users. Alerts are generated by a SIEM platform and mapped to a data modeling language used by the agents, with reinforcement learning policies optimized to minimize combined defense and availability costs using a cyber attack simulator. Reinforcement learning agents defended the system more efficiently than heuristic policies, with performance highly dependent on the adversary policy and simulated user behavior.

arXiv cs.CR·Sep 15, 02:36 UTC · 2d agoResearch

n8n security advisory (AV26-880)

Canada's Cyber Centre flagged multiple n8n vulnerabilities in versions prior to 1.123.76 and several 2.x releases, urging users to update.

The Canadian Centre for Cyber Security issued advisory AV26-880 stating that n8n is affected by vulnerabilities in versions prior to 1.123.76 and prior to 2.35.4, 2.36.2, 2.37.7, and 2.38.2. The advisory links to the n8n-io GitHub repository for details. Users and administrators are encouraged to review the advisory and apply the necessary updates.

Canadian Centre for Cyber Security·Sep 3, 18:59 UTC · 13d agoAdvisory