Search: “Office 2021”

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CategoryAll Ransomware 742 Policy & legal 432 Vulnerability 395 Industry 296 Malware 278 Data breach 257 Threat actor 230 Phishing & fraud 189 Exploit / PoC 157 Advisory 47 AI tools & infra 43 AI industry 15 Research 13 AI safety & security 12

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Microsoft reveals actively exploited Office zero-day, provides emergency fix (CVE-2026-21509)

Help Net SecurityFeb 3, 18:36 UTC · Feb 3, 2026Exploit / PoC in the wildCVE-2026-21509

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Emergency Microsoft update fixes in-the-wild Office zero

Security AffairsJan 26, 19:04 UTC · Jan 26, 2026Exploit / PoC in the wildCVE-2026-215091

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Zero-day bug exploited by attackers via macro-less Office documents (CVE-2022-30190)

Help Net SecurityMay 31, 00:00 UTC · May 31, 2022Exploit / PoC in the wildCVE-2022-30190 CVE-2021-40444

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Microsoft releases guidance for Office zero-day used to target orgs in Russia, India, Tibet

The RecordJan 13, 00:00 UTC · Jan 13, 2023Exploit / PoC CVE-2022-30190

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Microsoft Office Zero-Day (CVE-2026-21509) - Emergency Patch Issued for Active Exploitation

The Hacker NewsJan 27, 10:37 UTC · Jan 27, 2026Exploit / PoC in the wildCVE-2026-21509

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Watch Out! Researchers Spot New Microsoft Office Zero

The Hacker NewsMay 30, 15:44 UTC · May 30, 2022Exploit / PoC CVE-2021-404441

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Microsoft shared workarounds for the Microsoft Office Follina 0day

Security AffairsMay 31, 11:19 UTC · May 31, 2022Exploit / PoC CVE-2022-301901

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U.S. CISA adds Microsoft Office, GNU InetUtils, SmarterTools SmarterMail, and Linux Kernel flaws to its Known Exploited Vulnerabilities catalog

Security AffairsJan 27, 14:54 UTC · Jan 27, 2026Exploit / PoC in the wildCVE-2018-14634 CVE-2025-52691 CVE-2026-21509+2 CVEs

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Microsoft Office versions impacted by an actively exploited zero

Security AffairsMay 30, 12:06 UTC · May 30, 2022Exploit / PoC in the wild

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FBI targeted with ‘suspicious’ activity on its networks

CyberScoopMar 5, 20:45 UTC · Mar 5, 2026Exploit / PoC in the wild

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Network intrusion detections skyrocketing

Help Net SecurityApr 8, 00:00 UTC · Apr 8, 2022Exploit / PoC CVE-2018-0802 CVE-2017-11882

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Former Verizon employee pleads guilty to conspiring to aid Chinese spy agency

CyberScoopAug 23, 19:43 UTC · Aug 23, 2024Exploit / PoC in the wild

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New 0-Day Attack Targeting Windows Users With Microsoft Office Documents

The Hacker NewsSep 8, 04:55 UTC · Sep 8, 2021Exploit / PoC in the wildCVE-2021-40444

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Attackers are exploiting zero-day RCE flaw to target Windows users (CVE-2021-40444)

Help Net SecuritySep 8, 00:00 UTC · Sep 8, 2021Exploit / PoC CVE-2021-40444

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Former Mandiant exec tapped to run CTIIC, ODNI's cyber threat intelligence center

CyberScoopJun 21, 18:04 UTC · Jun 21, 2022Exploit / PoC in the wild

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Microsoft warns of a zero-day in Internet Explorer that is actively exploited

Security AffairsSep 8, 12:07 UTC · Sep 8, 2021Exploit / PoC in the wildCVE-2021-40444

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Iranian state media blames hack for apparent fuel shortage, the latest incident to draw attention

CyberScoopOct 26, 13:34 UTC · Oct 26, 2021Exploit / PoC in the wild

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White House charts new course for federal agencies and cybersecurity logging

CyberScoopMay 26, 19:09 UTC · May 26, 2026Exploit / PoC in the wild

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Microsoft Fixes Windows Defender Zero

Infosecurity MagazineJan 13, 11:20 UTC · Jan 13, 2021Exploit / PoC in the wildCVE-2021-1647 CVE-2021-1648 CVE-2021-1666+2 CVEs

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Ukraine exposes expansive Russian hacking operation targeting its government, infrastructure

CyberScoopNov 4, 15:40 UTC · Nov 4, 2021Exploit / PoC in the wild

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SentinelOne to acquire identity security firm Attivo Networks for $616.5M

CyberScoopMar 15, 15:00 UTC · Mar 15, 2022Exploit / PoC in the wild

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Iranian steel facilities suffer apparent cyberattacks

CyberScoopJun 28, 18:55 UTC · Jun 28, 2022Exploit / PoC in the wild

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Broadcom to acquire VMware in $61B deal

CyberScoopMay 26, 17:44 UTC · May 26, 2022Exploit / PoC in the wild

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DOJ unseals charges against Russians in attempted hacks of infrastructure, including Trisis case

CyberScoopMar 25, 14:13 UTC · Mar 25, 2022Exploit / PoC in the wild

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CISA adds 95 flaws to the Known Exploited Vulnerabilities Catalog

Security AffairsMar 4, 20:37 UTC · Mar 4, 2022Exploit / PoC in the wildCVE-2002-0367 CVE-2004-0210

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Chinese national extradited to US for pandemic

CyberScoopApr 28, 00:12 UTC · Apr 28, 2026Exploit / PoC in the wild

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Microsoft warns of new IE zero

The RecordJan 18, 00:00 UTC · Jan 18, 2023Exploit / PoC CVE-2021-40444 CVE-2021-140444

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Australia warns Chinese state security hackers are exploiting end-of

The RecordJul 9, 18:05 UTC · Jul 9, 2024Exploit / PoC

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Netgear fixes code execution flaw in many SOHO devices

Security AffairsNov 17, 21:35 UTC · Nov 17, 2021Exploit / PoC CVE-2021-34991

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Zero-Day flaw in FatPipe products actively exploited, FBI warns

Security AffairsNov 18, 15:34 UTC · Nov 18, 2021Exploit / PoC in the wild

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Krebs, Luber added to Cyber Safety Review Board

CyberScoopMay 6, 22:42 UTC · May 6, 2024Exploit / PoC in the wild

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Microsoft fixes 2 critical Exchange Server flaws reported by the NSA

Security AffairsApr 13, 21:05 UTC · Apr 13, 2021Exploit / PoC CVE-2021-28480 CVE-2021-28481 CVE-2021-28482+1 CVEs

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How DHS is following the Pentagon's plan for internal cybersecurity

CyberScoopApr 1, 20:30 UTC · Apr 1, 2019Exploit / PoC in the wild

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Explosion of 0-day exploits: The bad news and the good news

Help Net SecurityJul 15, 00:00 UTC · Jul 15, 2021Exploit / PoC in the wildCVE-2021-21166 CVE-2021-30551 CVE-2021-33742

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SonicWall hit by attackers leveraging zero-day vulnerabilities in its own products?

Help Net SecurityJan 25, 00:00 UTC · Jan 25, 2021Exploit / PoC

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Chris Inglis to resign as national cyber director

CyberScoopDec 22, 00:40 UTC · Dec 22, 2022Exploit / PoC in the wild

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Treasury asks whether terrorism risk insurance program should bolster cyber coverage

CyberScoopMar 24, 15:19 UTC · Mar 24, 2026Exploit / PoC in the wild

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Hacktivists claiming attack on Iranian steel facilities dump tranche of 'top secret documents'

CyberScoopJul 7, 17:30 UTC · Jul 7, 2022Exploit / PoC in the wild

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Is Ivanti the problem or a symptom of a systemic issue with network devices?

CyberScoopApr 14, 13:57 UTC · Apr 14, 2025Exploit / PoC in the wild

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Remote and cloud-based systems to be ruthlessly targeted next year

Help Net SecurityDec 14, 00:00 UTC · Dec 14, 2020Exploit / PoC

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