Home/CVE/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
CVE

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

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.

CRITICAL · CVSS 9.3 EPSS 0.50951
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

2
roundcube webmail< 1.5.8
roundcube webmail>= 1.6.0 and < 1.6.8
▣

Scoring & Timeline

9.3
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Aug 2024 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
usnUSN-8223-1
suse-csafopenSUSE-SU-2024:0328-1
suse-csafopenSUSE-SU-2024:14243-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/roundcube/roundcubemail/releasesRelease Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.5.8Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.6.8Release Notes
https://roundcube.net/news/2024/08/04/security-updates-1.6.8-and-1.5.8Vendor Advisory
https://sonarsource.com/blog/government-emails-at-risk-critical-cross-site-scripting-vulnerability-in-roundcube-webmail/Technical Description
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