CVE-2025-66376: zimbra collaboration suite from 10.0.0 (inclusive), before 10.0.18 (exclusive), from 10.1.0 (inclusive), before…

Affected technology

zimbra collaboration suite · from 10.0.0 (inclusive), before 10.0.18 (exclusive)
synacor

zimbra collaboration suite · from 10.1.0 (inclusive), before 10.1.13 (exclusive)
synacor

Collaboration · 10.0 to before 10.0.18, 10.1 to before 10.1.13
Zimbra

Description’s affected range: before 10.0.18 and 10.1 before 10.1.13

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 7.2/10) rates confidentiality and integrity impact as low; availability impact as none. NVD’s CVSS 3.1 assessment (base score 6.1/10) rates confidentiality and integrity impact as low; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.