SUSE · Security update for MozillaFirefox
Affects SUSESource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 8.8 High.
Data as of 12 Nov 2026, 13:51 UTC
Thin evidence
One scorer or none| CISA-ADP | CVSS 3.1 | 8.8 |
|---|
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 29 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 12 Nov 2026.
What to do
AI-suggested
A security update for Mozilla Firefox Extended Support Release 153.6.0 ESR has been released that addresses all listed vulnerabilities. Users and administrators should apply this update promptly to mitigate the risks. No additional mitigation steps are indicated beyond applying the official update.
Description
This security update for Mozilla Firefox Extended Support Release 153.6.0 ESR addresses multiple vulnerabilities across various components including privilege escalation, remote code execution, sandbox escapes, information disclosure, use-after-free, and incorrect boundary conditions. The update fixes a broad range of issues affecting components such as DLL Services, Brotli decoder, DOM Navigation, Networking, Audio/Video, JavaScript engine, Graphics, Layout, CSS, SVG, and others. These vulnerabilities could lead to privilege escalation, remote code execution, sandbox escapes, and information leaks if exploited.
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/2026/suse-su-2026_24661-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-202624661-1/ (opens in a new tab)
- bugzilla.suse.com/1286955 (opens in a new tab)
- bugzilla.suse.com/1287809 (opens in a new tab)
- suse.com/security/cve/CVE-2026-100801/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-111497/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117860/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117861/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117862/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117863/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117864/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117865/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117866/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117867/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117868/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117869/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117870/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-117871/ (opens in a new tab)