CVE-2026-73575

LowCVSS 3.5/10Last modified Aug 28, 2026

Description

In Zimbra Collaboration (ZCS) before 10.1.17, a Cross-Site Request Forgery (CSRF) vulnerability exists in the Exchange Web Services (EWS) endpoint of Zimbra Collaboration (ZCS) due to insufficient validation of request content types. An attacker can exploit this vulnerability by causing an authenticated user to submit a crafted request, potentially allowing unauthorized actions to be performed on behalf of the victim.

Metrics

CVSS 3.1 3.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-352

Affected software

No affected versions have been published.

Timeline

Published: Aug 13, 2026
Last modified: Aug 28, 2026
NVD status: Analyzed

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