Arbitrary Command Injection Affecting roundcube package, versions <1.6.18+dfsg-0+deb13u1


Severity

Recommended
0.0
high
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.35% (29th percentile)

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  • Snyk IDSNYK-DEBIAN13-ROUNDCUBE-18869478
  • published18 Aug 2026
  • disclosed17 Aug 2026

Introduced: 17 Aug 2026

NewCVE-2026-75007  (opens in a new tab)
CWE-77  (opens in a new tab)

How to fix?

Upgrade Debian:13 roundcube to version 1.6.18+dfsg-0+deb13u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream roundcube package and not the roundcube package as distributed by Debian. See How to fix? for Debian:13 relevant fixed versions and status.

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the LDAP search filter was subject to injection via unescaped %u/%fu/%d substitution, which may lead to information disclosure or privilege escalation.

CVSS Base Scores

version 3.1