CVE-2026-35539

MediumCVSS 6.1/10Last modified Jul 24, 2026

Description

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. XSS exists because of insufficient HTML attachment sanitization in preview mode. A victim must preview a text/html attachment.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

No affected versions have been published.

Timeline

Published
Apr 3, 2026
Last modified
Jul 24, 2026
NVD status
Analyzed

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CVE-2026-35539: Medium severity, CVSS 6.1 | Vulnix