What’s Vulnerable › Vulnerabilities

CVE-2024-9665: Zimbra GraphQL Cross-Site Request Forgery Information Disclosure Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-11-22 · updated 2026-06-17
• Weakness: CWE-352

Description

Zimbra GraphQL Cross-Site Request Forgery Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Zimbra. User interaction is required to exploit this vulnerability in that the target must open a malicious email message. The specific flaw exists within the implementation of the graphql endpoint. The issue results from the lack of proper protections against cross-site request forgery (CSRF) attacks. An attacker can leverage this vulnerability to disclose information in the context of the target email account. Was ZDI-CAN-23939.

Affected products

• Zimbra: before 9.0.0; from 10.0.0 before 10.0.10; from 10.1.0 before 10.1.2; 9.0.0-p0, 9.0.0-p19, 9.0.0-p23, 9.0.0-p25, 9.0.0-p26, 9.0.0-p27 (+15) — fixed in 10.0.10, 10.1.2, 9.0.0

How to fix

Upgrade to a fixed version: Zimbra 10.0.10, 10.1.2, 9.0.0. Check the vendor advisory for mitigations.

References

• https://blog.zimbra.com/2024/10/new-patch-release-reminders-for-missing-attachments-out-of-office-notifications-traffic-light-protocol-tlp-and-mailto-links/
• https://www.zerodayinitiative.com/advisories/ZDI-24-1369/

Get alerted when CVE-2024-9665 or the next vulnerability affects your stack