SB2026021285 - Fedora EPEL 10.1 update for roundcubemail 

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Main Vulnerability Database SB2026021285

SB2026021285 - Fedora EPEL 10.1 update for roundcubemail

Published: February 12, 2026 Updated: February 13, 2026

Security Bulletin ID SB2026021285
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Cross-site scripting (CVE-ID: CVE-2026-26079)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when handling CSS files. A remote attacker can send a specially crafted email messages and perform CSS injection attacks.


2) Protection mechanism failure (CVE-ID: CVE-2026-25916)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient implementation of security measures. A remote attacker can send a specially crafted email and bypass image blocking via SVG content.


Remediation

Install update from vendor's website.

References