CVE-2026-33371

CVSS 4.3 MEDIUMEPSS 0.2%CWE-611

Vexday Risk Score

13Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 4.3EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

20 mar 2026Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

An issue was discovered in Zimbra Collaboration (ZCS) 10.0 and 10.1. An XML External Entity (XXE) vulnerability exists in the Zimbra Exchange Web Services (EWS) SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser with external entity resolution enabled. Successful exploitation may allow disclosure of sensitive local files from the server.

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

Productos afectados

n/a · n/a

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Referencias

https://wiki.zimbra.com/wiki/Security_Center https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.16#Security_Fixes https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories