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CVE

CVE-2026-7321

CVE-2026-7321 firefox-esr
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CVE

CVE-2026-7321

CVE-2026-7321 firefox-esr

Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox ESR 140.10.1.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
9.6
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
C
H
U
-
C
H
U
-

Related Resources

No items found.

References

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-7321

Severity

9.6

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
9.6
EPSS Probability
0%
EPSS Percentile
0%
Introduced Version
0
Fix Available

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