CVE-2026-8090 Affecting firefox package, versions <0:140.10.2-1.el8_10.alma.1


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.32% (24th percentile)

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  • Snyk IDSNYK-ALMALINUX8-FIREFOX-16960744
  • published28 May 2026
  • disclosed19 May 2026

Introduced: 19 May 2026

CVE-2026-8090  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 firefox to version 0:140.10.2-1.el8_10.alma.1 or higher.
This issue was patched in ALSA-2026:20566.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.

References

CVSS Base Scores

version 3.1