CVE-2025-27914

Published Mar 12, 2025 CVSS 3.1 · 5.4 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-7822 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.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00036}

epss

{'score': 0.00051}

Type Values Removed Values Added
First Time appeared Zimbra
Zimbra collaboration
CPEs cpe:2.3:a:zimbra:collaboration:*:*:*:*:*:*:*:*
cpe:2.3:a:zimbra:collaboration:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:zimbra:collaboration:9.0.0:-:*:*:*:*:*:*
Vendors & Products Zimbra
Zimbra collaboration
Type Values Removed Values Added
Weaknesses CWE-79
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Mar 12, 2025, 3:44 PM
Reserved
Mar 10, 2025, 12:00 AM
Status
Analyzed
Published
Mar 12, 2025, 3:15 PM
Modified
Jun 17, 2026, 9:04 AM