CVE-2025-26842

7.5 highEPSS 0.4%

High (7.5) in znuny znuny. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-31)
CWE: CWE-863
Published: 2025-05-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

znuny:znuny

References

https://www.znuny.org/en/advisories/zsa-2025-01

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