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CVE-2023-34192

9.0 criticalKEVEPSS 77%

Critical (9.0) in Synacor Zimbra Collaboration Suite (ZCS). In CISA KEV since 2025-02-25. EPSS 77% chance of exploitation in the next 30 days.

Cross Site Scripting vulnerability in Zimbra ZCS v.8.8.15 allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function.

Severity

CVSS 3.1

9.0 critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
EPSS
77% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
CISA KEV
listed 2025-02-25, due 2025-03-18
CWE
CWE-79
Published
Modified
Record from
the NVD, synced

Affected

References

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