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CVE-2026-74989

Internally found bugs fixed in Thunderbird 154 PUBLISHED

Description (CNA)

Internally found bugs present in Thunderbird 153. Some of these bugs showed evidence of memory corruption or another security-relevant defect and we presume that with enough effort some of these could have been exploited. This vulnerability was fixed in Firefox 154 and Thunderbird 154.

Affected (CNA)

Vendor / productVersions
Mozilla / Firefoxunaffected 154 through *
Mozilla / Thunderbirdunaffected 154 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.