CVE-2025-26842

znuny: An issue was discovered in Znuny through 7.1.3

CVE-2025-26842 is fixed in znuny on 1 platform, first by DEBIAN-CVE-2025-26842, released May 8, 2025. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0037
30th percentile

An issue was discovered in Znuny through 7.1.3. If access to a ticket is not given, the content of S/MIME encrypted e-mail messages is visible to users with access to the CommunicationLog.

Where it's fixed

ProductFixed inFixReleased
Linux
znuny · Debian 13.5 (trixie) 6.5.13-1 DEBIAN-CVE-2025-26842 May 8, 2025
znuny · Debian 14 6.5.13-1 DEBIAN-CVE-2025-26842 May 8, 2025

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