CVE-2023-41106

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-12-07 · updated 2026-06-17

Description

An issue was discovered in Zimbra Collaboration (ZCS) before 10.0.3. An attacker can gain access to a Zimbra account. This is also fixed in 9.0.0 Patch 35 and 8.8.15 Patch 42.

Affected products

Zimbra Collaboration: before 8.8.15; from 10.0.0 before 10.0.3; 8.8.15, 8.8.15-p1, 8.8.15-p10, 8.8.15-p11, 8.8.15-p12, 8.8.15-p13 (+63) — fixed in 10.0.3, 8.8.15

How to fix

Upgrade to a fixed version: Zimbra Collaboration 10.0.3, 8.8.15. Check the vendor advisory for mitigations.

References

http://www.openwall.com/lists/oss-security/2023/11/17/2
https://wiki.zimbra.com/wiki/Security_Center
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
http://www.openwall.com/lists/oss-security/2023/11/17/2
https://wiki.zimbra.com/wiki/Security_Center
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

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