CVE-2026-62641

Description

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, the TNEF decoder was subject to denial of service via a crafted compressed-RTF size.

Affected Platforms

Weakness Type

CWE-770

References

• https://github.com/roundcube/roundcubemail/commit/6d1004fd3764a9606c53130b322c0f…
• https://github.com/roundcube/roundcubemail/commit/bf253c72d4293c93fda511b8464fe9…
• https://github.com/roundcube/roundcubemail/releases/tag/1.6.17
• https://github.com/roundcube/roundcubemail/releases/tag/1.7.2
• https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2