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CVE-2026-57962

mediumCVSS 5.3covered by 5 sourcesfirst seen 2026-07-01
An attacker can exploit multiple vulnerabilities in Mozilla Thunderbird to conduct a denial of service attack and to present false information.

CSIRTS triage

What
Multiple vulnerabilities can lead to denial of service attacks and present false information.
Who is affected
Users of Mozilla Thunderbird.
Urgency
Remediation is medium urgency due to the potential impact of the vulnerabilities.
Action
Update to the latest version of Thunderbird.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Advisory coverage (5)

External references

NVD record for CVE-2026-57962

CVE.org record

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