CVE-2026-5735 PUBLISHED

Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 149.0.2.

EPSS 0.04% · 12.1th percentile

Risk Scores

EPSS Score
0.04%
12.1th percentile

Affected Products

VendorProductVersions
MozillaThunderbirdunspecified
MozillaFirefoxunspecified

Timeline

References

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