Description

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.

Related CPE's

Could not find any relations

References

https://wiki.zimbra.com/wiki/Security_Center

https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.18#Security_Fixes

https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.13#Security_Fixes

https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy

https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

Weaknesses

[email protected]

Primary
CWE-79

CVSS impact metrics

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

7.2 · High

Information

Source identifier

[email protected]

Vulnerability status

Received

Published

2026-01-05T15:15:44.903Z

41 hours ago

Last modified

2026-01-05T15:15:44.903Z

41 hours ago