CVE-2025-11468 Affecting pypy3 package, versions <7.3.21+dfsg-1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.57% (45th percentile)

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  • Snyk IDSNYK-DEBIAN14-PYPY3-15063447
  • published23 Jan 2026
  • disclosed20 Jan 2026

Introduced: 20 Jan 2026

CVE-2025-11468  (opens in a new tab)

How to fix?

Upgrade Debian:14 pypy3 to version 7.3.21+dfsg-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pypy3 package and not the pypy3 package as distributed by Debian. See How to fix? for Debian:14 relevant fixed versions and status.

When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized.

CVSS Base Scores

version 3.1