medium5.4
CVE-2025-27914
An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0 and 10.1.
Impact
An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0 and 10.1. A Reflected Cross-Site Scripting (XSS) vulnerability exists in the /h/rest endpoint, allowing authenticated attackers to inject and execute arbitrary JavaScript in a victim's session. Exploitation requires a valid auth token and involves a crafted URL with manipulated query parameters that triggers XSS when accessed by a victim.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Zimbra | Collaboration | from 10.0.0 before 10.0.11 Versions 9.0.0, 10.1.0 |