CVE-2025-2830

April 15, 2025, 7:16 p.m.

6.3
Medium

Description

By crafting a malformed file name for an attachment in a multipart message, an attacker can trick Thunderbird into including a directory listing of /tmp when the message is forwarded or edited as a new message. This vulnerability could allow attackers to disclose sensitive information from the victim's system. This vulnerability is not limited to Linux; similar behavior has been observed on Windows as well. This vulnerability affects Thunderbird < 137.0.2 and Thunderbird < 128.9.2.

Product(s) Impacted

Vendor Product Versions
Mozilla
  • Thunderbird
  • <137.0.2, <128.9.2

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

*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 <137.0.2 / / / / / / /
a mozilla thunderbird <128.9.2 / / / / / / /

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1956379
https://www.mozilla.org/security/advisories/mfsa2025-26/
https://www.mozilla.org/security/advisories/mfsa2025-27/

Tags

CWE-22
security@mozilla.org
2025-04-15
CVE-2025-2830

CVSS Score

6.3 / 10

CVSS Data - 3.1

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

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

    View Vector String

Timeline

Published: April 15, 2025, 3:16 p.m.
Last Modified: April 15, 2025, 7:16 p.m.

Status : Awaiting Analysis

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.