PT-2026-58096 · Unknown · Roundcube Webmail

CVE-2026-62642

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Published

2026-07-05

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Updated

2026-08-13

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Roundcube Webmail versions prior to 1.6.17 Roundcube Webmail versions 1.7.x prior to 1.7.2
Description An infinite loop exists in the TNEF decoder, which can cause a denial of service when a user opens an email containing a TNEF attachment. TNEF (Transport Neutral Encapsulation Format) is a proprietary format used by Microsoft Outlook to encapsulate formatting and metadata.
Recommendations Update to version 1.6.17 or later. Update to version 1.7.2 or later.

Exploit

Fix

DoS

Infinite Loop

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Weakness Enumeration

Related Identifiers

BDU:2026-14386
CVE-2026-62642
MGASA-2026-0332

Affected Products

Roundcube Webmail