CVE-2025-62763mediumCWE-918

CVE-2025-62763: medium-severity vulnerability in Zimbra Collaboration

Published · Updated

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5epss 0.3%
exploitation probability
0.3%top 84% of all CVEs
observed exploitation
nono source reports it
Zimbra Collaboration (ZCS) before 10.1.12 allows SSRF because of the configuration of the chat proxy.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Affected products
Zimbra · Collaboration
Related CVEs — Zimbra Collaboration

In the same product, most dangerous first.

CVE-2026-73570HIGHCVE-2026-73570EPSS 71.7%KEVCVE-2025-66376HIGHCVE-2025-66376EPSS 20.2%KEVCVE-2026-73573LOWCVE-2026-73573EPSS 0.5%CVE-2026-73576MEDIUMCVE-2026-73576EPSS 0.3%CVE-2026-73574LOWCVE-2026-73574EPSS 0.3%CVE-2026-73572MEDIUMCVE-2026-73572EPSS 0.3%
References
https://blog.zimbra.com/2025/10/patch-release-update-zimbra-10-1-12/https://wiki.zimbra.com/wiki/Security_Centerhttps://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.12https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.12#Security_Fixeshttps://wiki.zimbra.com/wiki/Zimbra_Security_Advisories