CVE-2026-92238
Ambiguous parsing of mail headers
cve-program · severity unknownCVSS unknownCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-92238
PublishedA maliciously constructed mail header could lead to multiple fields being parsed as one, or potential memory safety violations. This vulnerability was fixed in Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Read the publisher's advisoryAffected versions, risk and source history
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CVE-2026-92238 · CVE overview and exploitation status
cve-program · CVE-2026-92238
Related changes
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