CVE-2024-42008

A Cross-Site Scripting vulnerability in rcmail_action_mail_get->run() 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 malicious e-mail attachment served with a dangerous Content-Type header.

CVSS v3.1

9.3 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

CVSS v3.1

9.3 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

EPSS

35.90% chance of exploitation in the next 30 days, 98th percentile

Published

2024-08-05

Updated

2025-03-13

Proof-of-concept exploits (3)

• Foxer131/CVE-2024-42008-9-exploit0★ · 2025-05-26
• rpgsec/Roundcube-CVE-2024-42008-POC0★ · 2025-07-09
• victoni/Roundcube-CVE-2024-42008-and-CVE-2024-42010-POC2★ · 2025-04-12

References

• CVE Record
• NVD entry

Related

• CVE-2024-42009
• CVE-2026-70481
• CVE-2020-13965
• CVE-2023-52271
• CVE-2024-42010
• CVE-2024-42007