CVE-2024-42009
CRITICAL CISA KEV EPSS 99.6%
Published Aug 5, 20241y ago · Modified Jun 17, 20262w ago
9.3 CVSS 3.1
Published Aug 5, 2024 1y ago
Last Modified Jun 17, 2026 2w ago
KEV Listed Jun 9, 2025 1y ago
KEV Due Jun 30, 2025 366d overdue
Description
A Cross-Site Scripting vulnerability in Roundcube through 1.5.7 and 1.6.x through 1.6.7 allows a remote attacker to steal and send emails of a victim via a crafted e-mail message that abuses a Desanitization issue in message_body() in program/actions/mail/show.php.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality High
Integrity High
Availability None
Threat Intelligence
CISA Known Exploited Overdue 366d
- Added
- Jun 9, 2025
- Due
- Jun 30, 2025
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS Exploit Probability
99.6% percentile
Exploit & Patch Status
Actively Exploited (KEV)
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
Affected Products 2
References 6
- github.com https://github.com/roundcube/roundcubemail/releases
- github.com https://github.com/roundcube/roundcubemail/releases/tag/1.5.8
- github.com https://github.com/roundcube/roundcubemail/releases/tag/1.6.8
- roundcube.net https://roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8
- sonarsource.com https://sonarsource.com/blog/government-emails-at-risk-critical-cross-site-scripting-vulnerability-in-roundcube-webmail/
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-42009
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.