CVE-2025-26696

April 3, 2025, 1:30 p.m.

7.0
Medium

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.

Product(s) Impacted

Vendor Product Versions
Mozilla
  • Thunderbird
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-290
Authentication Bypass by Spoofing
This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a mozilla thunderbird / / / / / / / /
a mozilla thunderbird / / / / / / / /

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1864205
https://www.mozilla.org/security/advisories/mfsa2025-17/
https://www.mozilla.org/security/advisories/mfsa2025-18/

Tags

CWE-290
security@mozilla.org
2025-03-10
CVE-2025-26696

CVSS Score

7.0 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: HIGH
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: LOW
  • Availability Impact: LOW

    • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L

    View Vector String

Timeline

Published: March 10, 2025, 7:15 p.m.
Last Modified: April 3, 2025, 1:30 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

security@mozilla.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.