Search: “Firefox users”

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DomainAll Cyber AIWindow24h 3d 7d 30d AllIn the wild Important only Show duplicates

CategoryAll Malware 366 Vulnerability 347 Exploit / PoC 172 Ransomware 117 Data breach 61 Phishing & fraud 58 Industry 54 Threat actor 48 Policy & legal 38 Research 17 AI tools & infra 15 Tools 8 Advisory 7 AI industry 4

SeverityAll critical 456 high 320 medium 372 low 142 info 28

Beware of Windows/MacOS/Linux Virus Spreading Through Facebook Messenger

The Hacker NewsAug 24, 16:31 UTC · Aug 24, 2017Ransomware

57

Warning: Millions Of P0rnHub Users Hit With Malvertising Attack

The Hacker NewsOct 10, 10:30 UTC · Oct 10, 2017Ransomware

57

Happy 15th Anniversary, KrebsOnSecurity!

Krebs on SecurityDec 30, 19:44 UTC · Dec 30, 2024Ransomware

57

Firefox Zero

Security AffairsJun 19, 09:43 UTC · Jun 19, 2019Ransomware

60

Week in review: Estonia blocks certificates on ID cards, Chrome extension steals all data

Help Net SecurityNov 5, 00:00 UTC · Nov 5, 2017Ransomware

57

Week in review: Citrix bug under attack, Windows 7 ransomware risk, ATT&CK for ICS

Help Net SecurityJan 12, 00:00 UTC · Jan 12, 2020Ransomware in the wildCVE-2019-19781 CVE-2019-17026 CVE-2019-2215

60

Fake cryptocurrency wallet carries ransomware, leads to spyware

Help Net SecurityJun 26, 21:21 UTC · Jun 26, 2018Ransomware

57

Night Sky, a new ransomware operation in the threat landscape

Security AffairsJan 7, 05:41 UTC · Jan 7, 2022Ransomware

57

THN Cybersecurity Recap: Top Threats, Tools and Trends (Oct 7

The Hacker NewsOct 21, 12:12 UTC · Oct 21, 2024Ransomware in the wild

60

Threat Source newsletter (Oct. 17, 2019)

Cisco TalosOct 17, 18:00 UTC · Oct 17, 2019Ransomware

60

Week in review: Claude Mythos finds 271 Firefox flaws, Vercel breach

Help Net SecurityApr 26, 00:00 UTC · Apr 26, 2026Ransomware in the wildCVE-2026-20133 CVE-2026-21876 CVE-2026-28950

60

More Hacking Groups Found Exploiting SMB Flaw Weeks Before WannaCry

The Hacker NewsMay 19, 15:00 UTC · May 19, 2017Ransomware CVE-2017-0143

60

Bad patching practices are a breeding ground for zero

CyberScoopFeb 3, 19:38 UTC · Feb 3, 2021Ransomware

60

Threat Roundup for September 7 to September 14

Cisco TalosSep 14, 17:32 UTC · Sep 14, 2018Ransomware

57

Criminals can build Web dossiers with data collected by browsers

Help Net SecurityMar 9, 19:58 UTC · Mar 9, 2018Ransomware

57

Week in review: Marriott breach details, public-interest technology, the quantum computer threat

Help Net SecurityMar 17, 00:00 UTC · Mar 17, 2019Ransomware

60

Adobe, Microsoft Push Critical Security Fixes

Krebs on SecurityJul 11, 22:54 UTC · Jul 11, 2017Ransomware

60

Microsoft, Adobe Ship Critical Fixes

Krebs on SecurityJun 15, 00:00 UTC · Jun 15, 2017Ransomware in the wildCVE-2017-8543

60

WatchGuard expands identity protection capabilities with AuthPoint Total Identity Security

Help Net SecurityJul 12, 00:00 UTC · Jul 12, 2023Ransomware

57

Threat Roundup for March 6 to March 13

Cisco TalosMar 13, 17:25 UTC · Mar 13, 2020Ransomware

57

Opera adds cryptojacking defense to latest desktop browser

CyberScoopDec 22, 16:27 UTC · Dec 22, 2017Ransomware in the wild

60

Threat Source newsletter for July 2, 2020

Cisco TalosJul 2, 18:00 UTC · Jul 2, 2020Ransomware

57

Interlock Ransomware Exploits Cisco FMC Zero-Day CVE-2026

The Hacker NewsMar 21, 07:03 UTC · Mar 21, 2026Ransomware in the wildCVE-2026-20131

60

Threat Source newsletter (March 12, 2020)

Cisco TalosMar 12, 18:00 UTC · Mar 12, 2020Ransomware CVE-2020-0551

60

Week in review: Sextortion, Firefox 0-day, and next level red teaming

Help Net SecurityDec 4, 00:00 UTC · Dec 4, 2016Ransomware in the wild

60

Russia-aligned RomCom hackers exploited Firefox and Windows zero

The RecordNov 26, 00:00 UTC · Nov 26, 2024Ransomware CVE-2024-9680

60

Welcome Spelevo: New exploit kit full of old tricks

Cisco TalosJun 27, 19:10 UTC · Jun 27, 2019Ransomware CVE-2018-15982 CVE-2018-8174

60

Non

Kaspersky SecurelistAug 15, 12:00 UTC · Aug 15, 2022Ransomware CVE-2022-26809 CVE-2022-24491 CVE-2022-24497+1 CVEs1

60

Week in review: ScreenConnect servers open to attack, exploited Microsoft SharePoint flaw

Help Net SecurityMar 22, 00:00 UTC · Mar 22, 2026Ransomware in the wildCVE-2026-20963 CVE-2026-3564 CVE-2026-201311

60

Security Affairs newsletter Round 491 by Pierluigi Paganini

Security AffairsSep 29, 13:08 UTC · Sep 29, 2024Ransomware CVE-2024-20017

60

GreedyBear Steals $1M in Crypto Using 150+ Malicious Firefox Wallet Extensions

The Hacker NewsAug 8, 07:16 UTC · Aug 8, 2025Ransomware

57

Zero Trust browsing: Protect your organization from its own users

Help Net SecurityMay 20, 05:59 UTC · May 20, 2019Ransomware

57

RedEnergy Stealer-as-a-Ransomware Threat Targeting Energy and Telecom Sectors

The Hacker NewsJul 6, 10:40 UTC · Jul 6, 2023Ransomware

60

Do Businesses Know When They're Using Unethical Data?

Security AffairsAug 4, 08:30 UTC · Aug 4, 2018Ransomware

57

Angler Exploit Kit Continues to Evade Detection: Over 90,000 Websites Compromised

Palo Alto Unit 42Nov 1, 10:02 UTC · Nov 1, 2018Ransomware

57

Week in review: The future of smartphone security, automated cyber threat anticipation

Help Net SecurityFeb 4, 00:00 UTC · Feb 4, 2018Ransomware in the wildCVE-2018-5124

60

Security Affairs newsletter Round 550 by Pierluigi Paganini

Security AffairsNov 16, 15:27 UTC · Nov 16, 2025Ransomware in the wildCVE-2025-12480

60

Threat Round Up for January 5

Cisco TalosJan 12, 17:31 UTC · Jan 12, 2018Ransomware

57

THN Recap: Top Cybersecurity Threats, Tools and Tips (Nov 25

The Hacker NewsDec 2, 11:25 UTC · Dec 2, 2024Ransomware CVE-2024-9680 CVE-2024-49039 CVE-2024-11680+14 CVEs

60

Hackers seen exploiting bugs in browsers and popular file transfer tool

The RecordOct 3, 13:21 UTC · Oct 3, 2023Ransomware in the wildCVE-2023-5217 CVE-2023-40044

60