CVE-2024-42010

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CVSS 3.1

7.5 high

EPSS

53%p99

Published

Aug 5, 2024 (Aug 5, 2024)

Modified

Jun 17, 2026

Description

mod_css_styles in Roundcube through 1.5.7 and 1.6.x through 1.6.7 insufficiently filters Cascading Style Sheets (CSS) token sequences in rendered e-mail messages, allowing a remote attacker to obtain sensitive information.

Weakness: CWE-200
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (52.8%)

In the news3 stories

Roundcube flaws allow easy email account compromise (CVE-2024-42009, CVE-2024-42008)

Help Net SecurityJun 10, 06:52 UTC · Jun 10, 2025Vulnerability in the wildCVE-2024-42009 CVE-2024-42008 CVE-2024-42010+4 CVEs

Critical XSS bug in Roundcube Webmail allows attackers to steal emails and sensitive data

Security AffairsAug 7, 21:10 UTC · Aug 7, 2024Vulnerability CVE-2024-42009 CVE-2024-42008 CVE-2024-42010

Roundcube Webmail Flaws Allow Hackers to Steal Emails and Passwords

The Hacker NewsAug 7, 13:29 UTC · Aug 7, 2024Vulnerability CVE-2024-42008 CVE-2024-42009 CVE-2024-42010+1 CVEs