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CVE-2026-113401

6.5 medium SSVC exploitation: none Published
NVD · CVE.org

Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.

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 10

  1. StatusAwaiting Analysis → PublishedNVD modified 2026-10-20 19:14
  2. References+1 references (now 3)NVD modified 2026-10-20 20:17
  3. StatusPublished → Awaiting AnalysisNVD modified 2026-10-20 20:17
  4. Description
    Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 158.0.1.Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.
    NVD modified 2026-10-20 20:17
  5. StatusReceived → PublishedNVD modified 2026-10-20 14:25
  6. CwesCWE-400NVD modified 2026-10-20 15:17
  7. StatusPublished → ReceivedNVD modified 2026-10-20 15:17
  8. CVSS6.5 (v3.1, CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)NVD modified 2026-10-20 15:17
  9. StatusReceived → PublishedNVD modified 2026-10-20 12:58
  10. First seenunscoredNVD modified 2026-10-20 13:16

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 3