vulnerability
Zimbra Collaboration: CVE-2025-53645: Collaboration: Uncontrolled Resource Consumption
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Jul 9, 2025 | Jul 17, 2025 | Mar 25, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Jul 9, 2025
Added
Jul 17, 2025
Modified
Mar 25, 2026
Description
Addressed a denial of service (DoS) vulnerability in the admin console that could lead to service disruptions.
Solution
zimbra-collaboration-upgrade-latest
References
- CWE-400
- CVE-2025-53645
- https://attackerkb.com/topics/CVE-2025-53645
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-20866
- https://wiki.zimbra.com/wiki/Security_Center
- https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.15#Security_Fixes
- https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.9#Security_Fixes
- https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P46#Security_Fixes
- https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
- https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
Rapid7 Labs
2026 Global Threat Landscape Report
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