Firefox JAR Boundary Flaw (pre-148, ESR <140.8)
CVE-2026-2779 Published on February 24, 2026
Incorrect boundary conditions in the Networking: JAR component
Incorrect boundary conditions in the Networking: JAR component. This vulnerability affects Firefox < 148 and Firefox ESR < 140.8.
Products Associated with CVE-2026-2779
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Affected Versions
Mozilla Firefox:- Version unspecified and below 148 is affected.
- Version unspecified and below 140.8 is affected.
- Version unspecified and below 148 is affected.
- Version unspecified and below 140.8 is affected.