CVE-2026-92239

Unrated

A maliciously constructed IMAP line could cause an out-of-bounds buffer read. This vulnerability was fixed in Thunderbird 156 and Thunderbird 140.16.

Published 2026-09-15 · last modified 2026-09-15

Full record at NVD ↗

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Ncerio by BeyondNets · data from NVD, CISA KEV, EPSS.