Vulnerability Details CVE-2026-75002
In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, mail search and LITERAL+ byte-count desynchronization could lead to information disclosure or privilege escalation via IMAP command injection.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.013
EPSS Ranking 69.1%
CVSS Severity
CVSS v3 Score 7.1
References
- https://github.com/roundcube/roundcubemail/commit/404d43f1b0125319c3cf8c9e3df39074c0cb80ad
- https://github.com/roundcube/roundcubemail/commit/73233abe581b3b31cefd00041c7086c40e1793ea
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.18
- https://github.com/roundcube/roundcubemail/releases/tag/1.7.3
- https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3
Products affected by CVE-2026-75002
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cpe:2.3:a:roundcube:webmail:*
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cpe:2.3:a:roundcube:webmail:1.6.0
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cpe:2.3:a:roundcube:webmail:1.6.1
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cpe:2.3:a:roundcube:webmail:1.6.10
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cpe:2.3:a:roundcube:webmail:1.6.11
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cpe:2.3:a:roundcube:webmail:1.6.12
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cpe:2.3:a:roundcube:webmail:1.6.13
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cpe:2.3:a:roundcube:webmail:1.6.14
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cpe:2.3:a:roundcube:webmail:1.6.2
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cpe:2.3:a:roundcube:webmail:1.6.3
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cpe:2.3:a:roundcube:webmail:1.6.4
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cpe:2.3:a:roundcube:webmail:1.6.5
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cpe:2.3:a:roundcube:webmail:1.6.6
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cpe:2.3:a:roundcube:webmail:1.6.7
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cpe:2.3:a:roundcube:webmail:1.6.8
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cpe:2.3:a:roundcube:webmail:1.6.9