Vulnerability DatabaseCVE-2026-56236
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CVE-2026-56236
Published:June 21, 2026
Updated:July 21, 2026
Capgo CLI before 12.128.2 contains arbitrary file overwrite vulnerabilities in login and build credentials operations that follow symlinks without validation. Attackers can create malicious symlinks in repositories to overwrite arbitrary files or expose credentials with world-readable permissions when developers run the CLI.
Affected Packages
https://github.com/Cap-go/capgo.git (GITHUB):
Affected version(s) >=capgo-12.123.9 <capgo-12.128.2
Fix Suggestion:
Update to version capgo-12.128.2
Related Resources (4)
https://github.com/Cap-go/capgo/security/advisories/GHSA-8mpm-q7mh-8fvh
https://www.vulncheck.com/advisories/capgo-cli-arbitrary-file-overwrite-via-symlink-following-in-local-credential-operations
https://github.com/Cap-go/CLI/commit/b8aa5ccbfad2d7f10f3cdbc00910d4a6aab026b2
https://github.com/Cap-go/capgo
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
ACTIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.1
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Insecure Temporary File
CWE-377
Incorrect Default Permissions
CWE-276
Improper Link Resolution Before File Access ('Link Following')
CWE-59
EPSS
Base Score:
0.13