CVE-2026-62644

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Summary

CVECVE-2026-62644
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-14 16:17:04 UTC
Updated2026-07-14 18:18:47 UTC
DescriptionIn Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the password plugin of the Roundcube Webmail was subject to username spoofing via session data, which could lead to account takeover.

Risk And Classification

Primary CVSS: v3.1 6.4 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N

Problem Types: CWE-290 | CWE-290 CWE-290 Authentication Bypass by Spoofing

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary6.4MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N
3.1CNACVSS6.4MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Roundcube Webmail affected 1.6.0 1.6.17 semver Not specified
CNA Roundcube Webmail affected 1.7.0 1.7.2 semver Not specified

References

ReferenceSourceLinkTags
github.com/roundcube/roundcubemail/commit/9a96c20d8c7c9135876b68bebd6960... [email protected] github.com
github.com/roundcube/roundcubemail/releases/tag/1.6.17 [email protected] github.com
github.com/roundcube/roundcubemail/releases/tag/1.7.2 [email protected] github.com
github.com/roundcube/roundcubemail/commit/7414fef51cd2407d39faab99680763... [email protected] github.com
roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2 [email protected] roundcube.net
github.com/roundcube/roundcubemail/commit/83150ce04d689a70f92d511bcae40a... [email protected] github.com
github.com/roundcube/roundcubemail/commit/5cdc6a48b40beabff7f0bf5d9035f4... [email protected] github.com
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