CVE-2025-25065

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-02-03 · updated 2026-06-17
Weakness: CWE-918

Description

SSRF vulnerability in the RSS feed parser in Zimbra Collaboration 9.0.0 before Patch 43, 10.0.x before 10.0.12, and 10.1.x before 10.1.4 allows unauthorized redirection to internal network endpoints.

Affected products

Zimbra Collaboration: before 9.0.0; from 10.0.0 before 10.0.12; from 10.1.0 before 10.1.4; 9.0.0, 9.0.0-p1, 9.0.0-p10, 9.0.0-p11, 9.0.0-p12, 9.0.0-p13 (+38) — fixed in 10.0.12, 10.1.4, 9.0.0

How to fix

Upgrade to a fixed version: Zimbra Collaboration 10.0.12, 10.1.4, 9.0.0. Check the vendor advisory for mitigations.

References

https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.12#Security_Fixes
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.4#Security_Fixes
https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P43#Security_Fixes
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

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