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7.1 High

CVE-2026-113386 Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 are affected by IMAP command injection

Description

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 are affected by IMAP command injection. A remote authenticated attacker can exploit this via CRLF sequences injected into the _uid parameter of the mail/headers and mail/viewsource actions to execute arbitrary IMAP commands.

Affected products and versions

Product Affected versions Fixed in
Webmail 1.7 1.7.0 → < 1.7.5 1.7.5
Webmail 1.6 1.6.0 → < 1.6.20 1.6.20

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The 62 CVEs of Webmail →
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