Reliance on Undefined Affecting firefox package, versions *


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.31% (22nd percentile)

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  • Snyk IDSNYK-CENTOS10-FIREFOX-21140322
  • published17 Oct 2026
  • disclosed29 Sept 2026

Introduced: 29 Sep 2026

NewCVE-2026-100771  (opens in a new tab)
CWE-758  (opens in a new tab)

How to fix?

There is no fixed version for Centos:10 firefox.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

Undefined behavior in the DOM: Streams component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

CVSS Base Scores

version 3.1