CVE-2026-0884 Affecting firefox package, versions <0:140.7.0-1.0.1.el8_10


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.03% (9th percentile)

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  • Snyk IDSNYK-ORACLE8-FIREFOX-15032263
  • published18 Jan 2026
  • disclosed13 Jan 2026

Introduced: 13 Jan 2026

CVE-2026-0884  (opens in a new tab)

How to fix?

Upgrade Oracle:8 firefox to version 0:140.7.0-1.0.1.el8_10 or higher.
This issue was patched in ELSA-2026-0667.

NVD Description

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

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

CVSS Base Scores

version 3.1