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CVE-2026-62642

Published: Jul 14, 2026Updated: Jul 20, 2026 Sources: CVE List NVDCWE-835
4.3MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 80.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

In 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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:NA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low
Open in CVSS calculator →

Weaknesses

CWE-835

Affected Products

Roundcube
oss-project·DEaka roundcube webmail
WebmailWeb App
Communications / email-server-client
and 1 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2026-62642?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2
roundcube.net
https://github.com/roundcube/roundcubemail/releases/tag/1.7.2
github.com
https://github.com/roundcube/roundcubemail/commit/877269c79359d959a94f13c9070cab0f3389c193
github.com
and 4 more references View all →

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