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CVE-2025-26696: Certain crafted MIME email messages that claimed to contain an encrypted OpenPGP message, which instead contained an OpenPGP signed message, were...
Description
Certain crafted MIME email messages that claimed to contain an encrypted OpenPGP message, which instead contained an OpenPGP signed message, were wrongly shown as being encrypted. This vulnerability affects Thunderbird < 136 and Thunderbird < 128.8.
Classification
CVE ID: CVE-2025-26696
Problem Types
Crafted email message incorrectly shown as being encryptedAffected Products
Vendor: Mozilla, Mozilla
Product: Thunderbird, Thunderbird
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.08% (probability of being exploited)
EPSS Percentile: 21.39% (scored less or equal to compared to others)
EPSS Date: 2025-04-08 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-26696https://bugzilla.mozilla.org/show_bug.cgi?id=1864205
https://www.mozilla.org/security/advisories/mfsa2025-17/
https://www.mozilla.org/security/advisories/mfsa2025-18/