Medium severityOSV Advisory· Published Jan 20, 2026· Updated Apr 15, 2026
CVE-2025-11468
CVE-2025-11468
Description
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.
Affected products
1- Range: v0.9.8, v0.9.9, v1.0.1, …
Patches
6003b8315669b61614a5e505617d1490aa97bf73838683802a76e4cd62dd6e9970f077240Vulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
9- github.com/python/cpython/commit/003b8315669b9f08b1010a49071f73f15f818094nvd
- github.com/python/cpython/commit/17d1490aa97bd6b98a42b1a9b324ead84e7fd8a2nvd
- github.com/python/cpython/commit/61614a5e5056e4f61ced65008d4576f3df34acb6nvd
- github.com/python/cpython/commit/a76e4cd62dd68e7cbe86e37e6ed988495a646b66nvd
- github.com/python/cpython/commit/e9970f077240c7c670e8a6fc6662f2b30d3b6ad0nvd
- github.com/python/cpython/commit/f738386838021c762efea6c9802c82de65e87796nvd
- github.com/python/cpython/issues/143935nvd
- github.com/python/cpython/pull/143936nvd
- mail.python.org/archives/list/security-announce@python.org/thread/FELSEOLBI2QR6YLG6Q7VYF7FWSGQTKLI/nvd
News mentions
0No linked articles in our index yet.