Vulnerability 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.
CVSS Score
4.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Roundcube | Webmail | >= 1.6.0, < 1.6.17 |
Related Weaknesses (CWE)
References
- https://github.com/roundcube/roundcubemail/commit/6d1004fd3764a9606c53130b322c0fPatch
- https://github.com/roundcube/roundcubemail/commit/bf253c72d4293c93fda511b8464fe9Patch
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.17Release Notes
- https://github.com/roundcube/roundcubemail/releases/tag/1.7.2Release Notes
- https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2Vendor Advisory
FAQ
What is CVE-2026-62641?
CVE-2026-62641 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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.
How severe is CVE-2026-62641?
CVE-2026-62641 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-62641?
Check the references section above for vendor advisories and patch information. Affected products include: Roundcube Webmail.