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CVE-2023-37580

MEDIUM severity · CVSS 6.1 · Cross-site scripting (XSS) · actively exploited (CISA KEV)
6.1CVSS MEDIUM exploited
Actively exploited in the wild (CISA Known Exploited Vulnerabilities). Added to KEV 2023-07-27. US federal agencies must patch by 2023-08-17.

Summary

Zimbra Collaboration (ZCS) 8 before 8.8.15 Patch 41 allows XSS in the Zimbra Classic Web Client.

Impact & exploitability

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactLow
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)59%

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products we track (1)

Recommendation

This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.

Official patch: http://www.openwall.com/lists/oss-security/2023/11/17/2 ↗