CVE-2026-48848

7.2 HIGH

Published: May 25, 2026 Modified: May 26, 2026

Description

Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7 has insufficient HTML sanitization that could lead to Cascading Style Sheets (CSS) injection via an SVG document that has an animate element with the attributeName attribute.

AI Explanation

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/roundcube/roundcubemail/commit/58e5263f341e6a418774fb6d2643669a3c4d8a27

Source: cve@mitre.org

https://github.com/roundcube/roundcubemail/commit/c960d102472dc579e15907d5bcdc3103a090ccf9

Source: cve@mitre.org

https://github.com/roundcube/roundcubemail/releases/tag/1.6.16

Source: cve@mitre.org

https://github.com/roundcube/roundcubemail/releases/tag/1.7.1

Source: cve@mitre.org

https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1

Source: cve@mitre.org

5 reference(s) from NVD

Quick Stats

CVSS v3 Score

7.2 / 10.0

EPSS (Exploit Probability)

0.3%

26th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-79

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