Vulnerability DatabaseCVE-2026-8926
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CVE-2026-8926
Published:June 24, 2026
Updated:June 24, 2026
When asking curl to use a ".netrc" file to find credentials and at the same time specifying a URL with a username (without a password), like "https://user@example.com/", curl could wrongly get and use the password for another user set in the ".netrc" file for that host if such a one exists and there is no match for the specified user.
Affected Packages
https://github.com/curl/curl.git (GITHUB):
Affected version(s) >=curl-8_11_1 <curl-8_21_0
Fix Suggestion:
Update to version curl-8_21_0
Related Resources (1)
https://curl.se/docs/CVE-2026-8926.html
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CVSS v4
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
3.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE