CVE-2026-54433: webmail before 1.6.17 (exclusive), from 1.7.0 (inclusive), before 1.7.2 (exclusive); +1 more affected products

Affected technology

webmail · before 1.6.17 (exclusive)
roundcube

webmail · from 1.7.0 (inclusive), before 1.7.2 (exclusive)
roundcube

Webmail · 1.6.0 to before 1.6.17, 1.7.0 to before 1.7.2
Roundcube

Description’s affected range: before 1.6.17 and 1.7.x before 1.7.2

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 · No 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 10.0/10) rates confidentiality and integrity impact as high; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.