CVE-2023-3600

Use-after-free in workers

EPSS 0.5%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

12 Jul 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

During the worker lifecycle, a use-after-free condition could have occurred, which could have led to a potentially exploitable crash. This vulnerability affects Firefox < 115.0.2, Firefox ESR < 115.0.2, and Thunderbird < 115.0.1.

Affected products

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1839703 https://www.mozilla.org/security/advisories/mfsa2023-26/https://www.mozilla.org/security/advisories/mfsa2023-27/