CVE-2026-62642

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Summary

CVECVE-2026-62642
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, an infinite loop was discovered in the TNEF decoder, which may lead to denial of service upon opening an email with a TNEF attachment.

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from [email protected]

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

Problem Types: CWE-835 | CWE-835 CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
3.1CNACVSS4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CVSS v3.1 Breakdown

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

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

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/releases/tag/1.6.17 [email protected] github.com
github.com/roundcube/roundcubemail/commit/877269c79359d959a94f13c9070cab... [email protected] github.com
github.com/roundcube/roundcubemail/commit/a007321346380136b3de2bd75b486b... [email protected] github.com
github.com/roundcube/roundcubemail/commit/132ac8dd5a55c8466be12de1daf843... [email protected] github.com
github.com/roundcube/roundcubemail/releases/tag/1.7.2 [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/fb952956c6eaf29e963f1a718d028d... [email protected] github.com
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