Medium severity · published Oct 21, 2025
CVE-2025-62763
Zimbra Collaboration (ZCS) before 10.1.12 allows SSRF because of the configuration of the chat proxy
5.0
CVSS
0.3%
EPSS
No
On KEV
Description
Zimbra Collaboration (ZCS) before 10.1.12 allows SSRF because of the configuration of the chat proxy.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Collaboration · Zimbra
before 10.1.12 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62763
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62763
blog.zimbra.com
https://blog.zimbra.com/2025/10/patch-release-update-zimbra-10-1-12/
wiki.zimbra.com
https://wiki.zimbra.com/wiki/Security_Center
wiki.zimbra.com
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.12
wiki.zimbra.com
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.12#Security_Fixes
wiki.zimbra.com
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
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