CVE-2026-62642
Published:July 14, 2026
Updated:August 04, 2026
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.
Affected Packages
https://github.com/roundcube/roundcubemail.git (GITHUB):
Affected version(s) >=1.7.0 <1.7.2Fix Suggestion:
Update to version 1.7.2https://github.com/roundcube/roundcubemail.git (GITHUB):
Affected version(s) >=v0.1-beta2 <1.6.17Fix Suggestion:
Update to version 1.6.17roundcube/roundcubemail (PHP):
Affected version(s) >=1.7.0 <1.7.2Fix Suggestion:
Update to version 1.7.2roundcube/roundcubemail (PHP):
Affected version(s) >=dev-release-1.7 <1.6.17Fix Suggestion:
Update to version 1.6.17Related Resources (9)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Weakness Type (CWE)
Loop with Unreachable Exit Condition ('Infinite Loop')
EPSS
Base Score:
0.28