Microsoft Security Response Center guidance
CBL-Mariner Releases
Vendor-listed releases
- 3.9.19-12
Vulnerability intelligence
CVE-2025-1795 and is rated Low severity with a CVSS score of 2.3. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
CBL-Mariner Releases
During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself is also unicode-encoded. Expected behavior is that the separating comma remains a plan comma. This can result in the address header being misinterpreted by some mail servers.