Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Zimbra | Collaboration | >= 10.0.0, < 10.0.11 |
Related Weaknesses (CWE)
References
- https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.11#Security_FixesRelease Notes
- https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_PolicyTechnical Description
FAQ
What is CVE-2025-27914?
CVE-2025-27914 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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 in...
How severe is CVE-2025-27914?
CVE-2025-27914 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-27914?
Check the references section above for vendor advisories and patch information. Affected products include: Zimbra Collaboration.