CVE-2026-56236

Capgo CLI - Arbitrary File Overwrite via Symlink-Following in Local Credential Operations

State: Published
Severity: 6.8 Medium
Published: Jun 21, 2026
Updated: Oct 8, 2026
Reserved: Jun 19, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	6.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	6.1 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N	VulnCheck

Weaknesses

CWE-59 Improper Link Resolution Before File Access ('Link Following')

Affected Products

Product	Versions
clicapgo	before 12.128.2Affected 12.128.2Not affected

References

GHSA Advisory GHSA-8mpm-q7mh-8fvhvendor-advisory
VulnCheck Advisory: Capgo CLI - Arbitrary File Overwrite via Symlink-Following in Local Credential Operationsthird-party-advisory

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