Vulnerability Details CVE-2025-27914
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 15.7%
CVSS Severity
CVSS v3 Score 5.4
References
Products affected by CVE-2025-27914
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cpe:2.3:a:zimbra:collaboration:10.0.0
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cpe:2.3:a:zimbra:collaboration:10.0.1
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cpe:2.3:a:zimbra:collaboration:10.0.10
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cpe:2.3:a:zimbra:collaboration:10.0.2
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cpe:2.3:a:zimbra:collaboration:10.0.3
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cpe:2.3:a:zimbra:collaboration:10.0.4
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cpe:2.3:a:zimbra:collaboration:10.0.5
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cpe:2.3:a:zimbra:collaboration:10.0.6
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cpe:2.3:a:zimbra:collaboration:10.0.7
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cpe:2.3:a:zimbra:collaboration:10.0.8
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cpe:2.3:a:zimbra:collaboration:10.0.9
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cpe:2.3:a:zimbra:collaboration:10.1.0
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cpe:2.3:a:zimbra:collaboration:9.0.0