Confirm exposure first
Match the product, version, installation path, and external exposure before treating a score as an action order.
VULNERABILITY REMEDIATION
CVE remediation guides
Move from asset identification to supported remediation and post-change verification while keeping source evidence visible.
These defensive guides do not provide exploit reproduction or bypass instructions.Prefer supported fixes
Use vendor advisories and supported update paths. An unverified fixed-version field stays visibly unresolved.
Verify and retain rollback
Confirm version state, service health, access paths, logs, and rollback readiness after the change.
18,947 guide candidatesPage 298 of 1579
Review reviewHighFixed-version data
CVE-2026-16391Mozilla Firefox, Thunderbird, firefox
- Affected
- < 140.13.0, < 153.0.0, >= 141.0 < 153.0
- Fixed
- 140.13.0, 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16390Mozilla Firefox, Thunderbird, firefox
- Affected
- < 140.13.0, < 153.0.0, >= 141.0 < 153.0
- Fixed
- 140.13.0, 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16389Mozilla Firefox, Thunderbird, firefox
- Affected
- < 153.0.0, < 153.0
- Fixed
- 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16388Mozilla Firefox, Thunderbird, firefox
- Affected
- < 153.0.0, < 153.0
- Fixed
- 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16387Mozilla Firefox, Thunderbird, firefox
- Affected
- < 140.13.0, < 153.0.0, >= 141.0 < 153.0
- Fixed
- 140.13.0, 153.0.0, 153.0
Review reviewHighFixed-version data
CVE-2026-16386Mozilla Firefox, Thunderbird, firefox
- Affected
- < 153.0.0, < 153.0
- Fixed
- 153.0.0, 153.0
Review reviewHighFixed-version data
CVE-2026-16385Mozilla Firefox, Thunderbird, firefox
- Affected
- < 153.0.0, < 153.0
- Fixed
- 153.0.0, 153.0
Review reviewHighFixed-version data
CVE-2026-16384Mozilla Firefox, Thunderbird, firefox
- Affected
- < 153.0.0, < 153.0
- Fixed
- 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16383Mozilla Firefox, Thunderbird, firefox
- Affected
- < 140.13.0, < 153.0.0, >= 141.0 < 153.0
- Fixed
- 140.13.0, 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16382Mozilla Firefox, Thunderbird, firefox
- Affected
- < 153.0.0, < 153.0
- Fixed
- 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16381Mozilla Firefox, Thunderbird, firefox
- Affected
- < 140.13.0, < 153.0.0, >= 141.0 < 153.0
- Fixed
- 140.13.0, 153.0.0, 153.0
Review reviewCriticalFixed-version data
CVE-2026-16380Mozilla Firefox, Thunderbird, firefox
- Affected
- < 153.0.0, < 153.0
- Fixed
- 153.0.0, 153.0