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CVE-2026-118008

8.8 high SSVC exploitation: none Deferred
NVD · CVE.org

Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 159 and Thunderbird 159.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 7

  1. References+1 references (now 3)NVD modified 2026-10-27 19:17
  2. Description
    Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 159.Privilege escalation in the DOM: Navigation component. This vulnerability was fixed in Firefox 159 and Thunderbird 159.
    NVD modified 2026-10-27 19:17
  3. CwesCWE-269NVD modified 2026-10-27 15:16
  4. StatusPublished → DeferredNVD modified 2026-10-27 15:16
  5. CVSS8.8 (v3.1, CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)NVD modified 2026-10-27 15:16
  6. StatusReceived → PublishedNVD modified 2026-10-27 14:28
  7. First seenunscoredNVD modified 2026-10-27 14:16

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 3