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.
Metrics
Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Wed, 21 Jan 2026 20:30:00 +0900
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| First Time appeared |
Python
Python cpython |
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| Vendors & Products |
Python
Python cpython |
Wed, 21 Jan 2026 07:45:00 +0900
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| References |
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Wed, 21 Jan 2026 06:45:00 +0900
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| References |
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Wed, 21 Jan 2026 06:30:00 +0900
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Folding email comments of unfoldable characters doesn't preserve parenthesis | |
| References |
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| Metrics |
cvssV4_0
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Projects
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Status: PUBLISHED
Assigner: PSF
Published:
Updated: 2026-01-21T16:14:56.710Z
Reserved: 2025-10-07T21:04:42.377Z
Link: CVE-2025-11468
No data.
Status : Received
Published: 2026-01-20T22:15:50.690
Modified: 2026-01-20T23:16:05.123
Link: CVE-2025-11468
No data.
OpenCVE Enrichment
Updated: 2026-01-21T20:18:54Z
Weaknesses
No weakness.