Improper Handling of Inconsistent Special Elements Affecting python package, versions [,3.11.9)[3.12.0,3.12.3)[3.13.0a1,3.13.0a5)
Threat Intelligence
Exploit Maturity
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
Proof of Concept
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- published3 Mar 2025
- disclosed28 Feb 2025
- creditThomas Weißschuh
Introduced: 28 Feb 2025
NewCVE-2025-1795 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade python to version 3.11.9, 3.12.3, 3.13.0a5 or higher.
Overview
Affected versions of this package are vulnerable to Improper Handling of Inconsistent Special Elements due to mishandling of comma during folding and unicode-encoding of email headers. An attacker can cause the address header to be misinterpreted by some mail servers by exploiting the incorrect unicode-encoding of the separator when it ends up in a folded line.