Zimbra GraphQL Cross-Site Request Forgery Information Disclosure Vulnerability

published 2024-11-22 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-50324

cvss: 6.5; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

zimbra zimbra 9.0.0, 10.0.10, 10.1.2

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 23 mo ago (2024-11-23)

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.0	6.5	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD	3.1	6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Affected products

Zimbra Zimbra

Classification

Weakness

CWE-352 Cross-Site Request Forgery

References

blog.zimbra.com /2024/10/new-patch-release-reminders-for-missing-attachments-out-of-office-notifications-traffic-light-protoco
vendor-advisory, release-notes
zerodayinitiative.com /advisories/ZDI-24-1369/
third-party-advisory

Sources

CVE List CVE-2024-9665
NVD CVE-2024-9665

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary