Technical Severity
CRITICAL
CVSS v3.1 Metrics
9
/ 10
Minimal Risk
Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Exploitation Likelihood
EPSS Prediction
89.44
%
Predictive Probability
Percentile Rank
99.5
th
Documented as more likely to be exploited than 99.5% of known CVEs.
Detection Date
Feb 25, 2025
Remediation Due
Mar 18, 2025
CISA Catalog Active
Threat Analysis
Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting (XSS) vulnerability that allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function.
Remediation Directive
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.