What’s Vulnerable › Vulnerabilities

CVE-2025-32354

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-29 · updated 2026-06-17
• Weakness: CWE-352

Description

In Zimbra Collaboration (ZCS) 9.0 through 10.1, a Cross-Site Request Forgery (CSRF) vulnerability exists in the GraphQL endpoint (/service/extension/graphql) of Zimbra webmail due to a lack of CSRF token validation. This allows attackers to perform unauthorized GraphQL operations, such as modifying contacts, changing account settings, and accessing sensitive user data when an authenticated user visits a malicious website.

Affected products

• Zimbra Collaboration: from 9.0.0 before 10.1.4 — fixed in 10.1.4

How to fix

Upgrade to a fixed version: Zimbra Collaboration 10.1.4. Check the vendor advisory for mitigations.

References

• https://wiki.zimbra.com/wiki/Security_Center
• https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.4#Security_Fixes
• https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy

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