Critical severity9.3CISA KEVNVD Advisory· Published Aug 5, 2024· Updated Jun 17, 2026
CVE-2024-42009
CVE-2024-42009
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8(expand)+ 1 more
- (no CPE)
- (no CPE)range: <=1.5.7 or 1.6.x <=1.6.7
- osv-coords5 versionspkg:rpm/opensuse/roundcubemail&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/roundcubemail&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/roundcubemail&distro=openSUSE%20Tumbleweedpkg:rpm/suse/roundcubemail&distro=SUSE%20Package%20Hub%2015%20SP5pkg:rpm/suse/roundcubemail&distro=SUSE%20Package%20Hub%2015%20SP6
< 1.6.8-bp156.2.3.1+ 4 more
- (no CPE)range: < 1.6.8-bp156.2.3.1
- (no CPE)range: < 1.6.8-bp156.2.3.1
- (no CPE)range: < 1.6.8-1.1
- (no CPE)range: < 1.6.8-bp156.2.3.1
- (no CPE)range: < 1.6.8-bp156.2.3.1
Patches
Vulnerability mechanics
References
6- roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8nvdVendor Advisory
- sonarsource.com/blog/government-emails-at-risk-critical-cross-site-scripting-vulnerability-in-roundcube-webmail/nvdTechnical DescriptionThird Party Advisory
- github.com/roundcube/roundcubemail/releasesnvdRelease Notes
- github.com/roundcube/roundcubemail/releases/tag/1.5.8nvdRelease Notes
- github.com/roundcube/roundcubemail/releases/tag/1.6.8nvdRelease Notes
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
News mentions
9- Suspected Chinese snoops caught breaking into universities' Roundcube mailserversThe Register Security · Jul 8, 2026
- Hackers exploit Roundcube flaw to spy on academic researchersBleepingComputer · Jul 8, 2026
- Hackers Exploit Roundcube N-Day Flaws to Steal Credentials and Deploy VShellCyber Security News · Jul 8, 2026
- Chinese Cyberespionage Exploits University Roundcube ServersGovInfoSecurity · Jul 7, 2026
- Suspected Chinese Threat Group Targets Universities via Vulnerable Roundcube ServersInfosecurity Magazine · Jul 7, 2026
- Suspected China-Aligned Hackers Exploit Roundcube Flaws Against UniversitiesThe Hacker News · Jul 7, 2026
- Suspected Chinese espionage group used a Roundcube exploit chain to burrow into universitiesCyberScoop · Jul 7, 2026
- Russian Threat Groups Use RDP, VPN, Supply Chain Attacks, and Social Engineering for Initial AccessCyber Security News · May 22, 2026
- Ghostwriter Targets Ukrainian Government With Geofenced PDF Phishing, Cobalt StrikeThe Hacker News · May 14, 2026