Search: “firefox”

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CategoryAll Vulnerability 453 Malware 430 Exploit / PoC 213 Ransomware 134 Data breach 74 Phishing & fraud 63 Threat actor 62 Industry 60 Policy & legal 44 AI tools & infra 20 Research 18 Tools 9 AI safety & security 7 Advisory 7

SeverityAll critical 586 high 388 medium 432 low 160 info 36

Hijacking nearby Firefox mobile browsers via WiFi by exploiting a bug

Security AffairsSep 19, 18:29 UTC · Sep 19, 2020Exploit / PoC

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Mozilla plugs critical Firefox zero-day used in targeted attacks

Help Net SecurityJun 21, 12:02 UTC · Jun 21, 2019Exploit / PoC in the wildCVE-2019-11707 CVE-2019-11708

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Researchers Show a Single Malicious Webpage Visit Can Compromise Tor Browser

The Hacker NewsJul 29, 11:57 UTC · Jul 29, 2026Exploit / PoC CVE-2026-10702 CVE-2026-43499

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Mozilla issued an urgent Firefox update to fix actively exploited flaw

Security AffairsOct 10, 07:40 UTC · Oct 10, 2024Exploit / PoC in the wildCVE-2024-9680 CVE-2024-29944 CVE-2024-29943

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A Bug Could Let Attackers Hijack Firefox for Android via Wi

The Hacker NewsSep 19, 19:04 UTC · Sep 19, 2020Exploit / PoC

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17-Year-Old Weakness in Firefox Let HTML File Steal Other Files From Device

The Hacker NewsJul 3, 15:54 UTC · Jul 3, 2019Exploit / PoC in the wild

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Mozilla will disable Adobe Flash by default starting from Firefox 69

Security AffairsJan 15, 06:50 UTC · Jan 15, 2019Exploit / PoC in the wild

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Actively exploited Firefox zero-day fixed, update ASAP! (CVE-2024-9680)

Help Net SecurityNov 26, 13:23 UTC · Nov 26, 2024Exploit / PoC in the wildCVE-2024-9680

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CVE-2019-11707 Firefox Zero-Day exploited to infect cryptocurrency exchanges

Security AffairsJun 20, 19:58 UTC · Jun 20, 2019Exploit / PoC CVE-2019-11707

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0-day attack on Firefox stole sensitive data and password

Security AffairsAug 8, 07:44 UTC · Aug 8, 2015Exploit / PoC in the wildCVE-2015-4495

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Mozilla fixed zero

Security AffairsMay 19, 18:31 UTC · May 19, 2025Exploit / PoC CVE-2025-4918 CVE-2025-4919

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Firefox DoS issue crashes the browser and sometimes the Windows OS

Security AffairsSep 24, 08:32 UTC · Sep 24, 2018Exploit / PoC

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Mozilla fixes Firefox zero-days exploited in the wild (CVE-2022-26485, CVE-2022-26486)

Help Net SecurityMar 7, 00:00 UTC · Mar 7, 2022Exploit / PoC in the wildCVE-2022-26485 CVE-2022-26486

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Old known issue in Firefox allows HTML files to steal other files from victim's system

Security AffairsJul 3, 20:15 UTC · Jul 3, 2019Exploit / PoC

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Mozilla fixed a Firefox Zero

Security AffairsJun 19, 09:57 UTC · Jun 19, 2019Exploit / PoC in the wildCVE-2019-11707

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Firefox Zero-Day Exploit to Unmask Tor Users Released Online

The Hacker NewsNov 30, 08:49 UTC · Nov 30, 2016Exploit / PoC in the wild

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Mozilla fixed Firefox 0days exploited at Pwn2Own Vancouver 2024

Security AffairsMar 23, 13:53 UTC · Mar 23, 2024Exploit / PoC CVE-2024-29944 CVE-2024-29943 CVE-2024-2994

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CISA urges to fix actively exploited Firefox zero

Security AffairsMar 8, 16:07 UTC · Mar 8, 2022Exploit / PoC in the wildCVE-2022-26485 CVE-2022-26486 CVE-2021-21973+8 CVEs

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Mozilla patches actively exploited Firefox zero-day

Help Net SecurityJan 9, 00:00 UTC · Jan 9, 2020Exploit / PoC in the wildCVE-2019-17026 CVE-2019-11707 CVE-2019-11708

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Claude Mythos Has Found 271 Zero-Days in Firefox

Schneier on SecurityApr 29, 10:12 UTC · Apr 29, 2026Exploit / PoC

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Firefox fixes flaw similar to Chrome zero

The RecordMar 28, 13:05 UTC · Mar 28, 2025Exploit / PoC in the wildCVE-2025-2857 CVE-2025-2783 CVE-2024-9680

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Russian group RomCom exploited Firefox and Tor Browser zero-days to target attacks Europe and North America

Security AffairsNov 27, 08:37 UTC · Nov 27, 2024Exploit / PoC in the wildCVE-2024-9680 CVE-2024-49039

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Latest Firefox 95 Includes RLBox Sandboxing to Protect Browser from Malicious Code

The Hacker NewsDec 7, 05:21 UTC · Dec 7, 2021Exploit / PoC

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Hackers exploited IE and Firefox flaws in attacks on entities in China,Japan

Security AffairsApr 2, 21:25 UTC · Apr 2, 2020Exploit / PoC CVE-2019-17026 CVE-2020-0674

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Critical Firefox 0-Day Under Active Attacks

The Hacker NewsJan 9, 10:34 UTC · Jan 9, 2020Exploit / PoC in the wildCVE-2019-17026

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U.S. CISA adds Microsoft Windows Kernel, Mozilla Firefox and SolarWinds Web Help Desk bugs to its Known Exploited Vulnerabilities catalog

Security AffairsOct 16, 10:48 UTC · Oct 16, 2024Exploit / PoC in the wildCVE-2024-30088 CVE-2024-9680 CVE-2024-28987

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Firefox Zero-Day Under Attack: Update Your Browser Immediately

The Hacker NewsOct 15, 00:00 UTC · Oct 15, 2024Exploit / PoC in the wildCVE-2024-9680

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Incomplete disclosures by Apple and Google create “huge blindspot” for 0

Ars Technica · SecuritySep 21, 22:19 UTC · Sep 21, 2023Exploit / PoC in the wildCVE-2023-41064 CVE-2023-4863

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Firefox 74.0.1 addresses two zero

Security AffairsApr 4, 16:22 UTC · Apr 4, 2020Exploit / PoC in the wildCVE-2020-6819 CVE-2020-6820 CVE-2019-17026

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Tor Browser 8.5.2 fixes Firefox zero

Security AffairsJun 20, 06:53 UTC · Jun 20, 2019Exploit / PoC CVE-2019-11707

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Firefox 0-day exploited in the wild to unmask Tor users

Help Net SecurityJun 26, 21:24 UTC · Jun 26, 2018Exploit / PoC in the wild

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Mozilla fixed a critical zero

Security AffairsSep 13, 08:37 UTC · Sep 13, 2023Exploit / PoC in the wildCVE-2023-4863 CVE-2023-41064 CVE-2023-41061

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Claude Mythos finds 271 Firefox flaws, Mozilla believes it shifts security toward defenders

Help Net SecurityApr 22, 00:00 UTC · Apr 22, 2026Exploit / PoC

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RomCom Exploits Zero-Day Firefox and Windows Flaws in Sophisticated Cyberattacks

The Hacker NewsNov 27, 04:06 UTC · Nov 27, 2024Exploit / PoC CVE-2024-9680 CVE-2024-49039 CVE-2023-36884

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Mozilla Firefox, Microsoft Edge succumb in web browser competition at Pwn2Own

CyberScoopMar 22, 14:44 UTC · Mar 22, 2019Exploit / PoC in the wild

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The code of a Firefox Zero-Day Exploit used to unmask Tor Users is online

Security AffairsNov 30, 12:38 UTC · Nov 30, 2016Exploit / PoC in the wild

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Firefox, Chrome, Adobe, and VMware Updates Fix Multiple Critical Security Flaws

The Hacker NewsJul 17, 05:50 UTC · Jul 17, 2026Exploit / PoC in the wildCVE-2026-15718 CVE-2026-15719 CVE-2026-15764+14 CVEs

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Mozilla fixes critical Firefox bug exploited in the wild

The RecordOct 10, 18:31 UTC · Oct 10, 2024Exploit / PoC in the wildCVE-2024-9680

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Google addressed 2 Chrome zero

Security AffairsMar 28, 00:39 UTC · Mar 28, 2024Exploit / PoC in the wildCVE-2024-2886 CVE-2024-2887 CVE-2024-2883+4 CVEs

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February 2021 Patch Tuesday: Microsoft and Adobe fix exploited zero-days

Help Net SecurityJun 8, 18:29 UTC · Jun 8, 2021Exploit / PoC in the wildCVE-2021-21017 CVE-2021-1732 CVE-2021-24074+6 CVEs

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