What’s Vulnerable › Vulnerabilities

CVE-2025-62763

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-21 · updated 2026-10-08
• Weakness: CWE-918

Description

Zimbra Collaboration (ZCS) before 10.1.12 allows SSRF because of the configuration of the chat proxy.

Affected products

• Zimbra Collaboration: before 10.1.12 — fixed in 10.1.12

How to fix

Upgrade to a fixed version: Zimbra Collaboration 10.1.12. Check the vendor advisory for mitigations.

References

• https://blog.zimbra.com/2025/10/patch-release-update-zimbra-10-1-12/
• https://wiki.zimbra.com/wiki/Security_Center
• https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.12
• https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.12#Security_Fixes
• https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

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