CVE-2026-113401CWE-400denial-of-service

CVE-2026-113401

Medium · published October 20, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
27.1
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00348 · 27.1th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2026-10-20T17:16Z
References (3)
https://bugzilla.mozilla.org/show_bug.cgi?id=2073714 · [email protected]https://www.mozilla.org/security/advisories/mfsa2026-111/ · [email protected]https://www.mozilla.org/security/advisories/mfsa2026-114/ · [email protected]
EPSS history
Timeline
  • 22 OCT 03:29Z
    EPSS moved — → 0%
    epss
  • 20 OCT 12:58Z
    Denial-of-service in the PDF Viewer component
    cvelistv5
  • 20 OCT 12:58Z
    Denial-of-service in the PDF Viewer component
    cvelistv5