Information Exposure Affecting thunderbird package, versions [,136)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-UNMANAGED-THUNDERBIRD-9480449
  • published19 Mar 2025
  • disclosed10 Mar 2025
  • creditDaniel Huigens

Introduced: 10 Mar 2025

NewCVE-2025-26695  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade thunderbird to version 136 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure due to the incorrect padding size used when requesting an OpenPGP key from a WKD server. An attacker can learn the length of the requested email address by observing network traffic.

CVSS Base Scores

version 4.0
version 3.1