CVE
CVE-2025-66376
Zimbra Collaboration (ZCS) 10 before 10.0.18 and 10.1 before 10.1.13 allows Classic UI stored XSS via Cascading Style Sheets (CSS) @import directives in an HTML e-mail message.
Zimbra Collaboration (ZCS) 10 before 10.0.18 and 10.1 before 10.1.13 allows Classic UI stored XSS via Cascading Style Sheets (CSS) @import directives in an HTML e-mail message.
Package Versions Affected
Package Version
patch Availability
No items found.
Automatically patch vulnerabilities without upgrading
Fix Without Upgrading
Detect compatible fix
Apply safe remediation
Fix with a single pull request
CVSS Version
Severity
Base Score
CVSS Version
Score Vector
C
H
U
7.2
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
C
H
U
-
Related Resources
No items found.
References
https://wiki.zimbra.com/wiki/SecurityCenter, https://wiki.zimbra.com/wiki/ZimbraReleases/10.0.18#SecurityFixes, https://wiki.zimbra.com/wiki/ZimbraReleases/10.1.13#SecurityFixes, https://wiki.zimbra.com/wiki/ZimbraResponsibleDisclosurePolicy, https://wiki.zimbra.com/wiki/ZimbraSecurityAdvisories, https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-66376, https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66376.json, https://nvd.nist.gov/vuln/detail/CVE-2025-66376