Capgo - Login CSRF and Session Fixation via URL Query Parameters | Advisories

Advisories

Capgo - Login CSRF and Session Fixation via URL Query Parameters

severity: medium
date: 6/30/2026
Affecting: Capgo >= 0, < 12.128.2
CVE: CVE-2026-56224
CWE: CWE-384 Session Fixation
CVSS: 5.1
CVSS V4 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
References: GitHub Security Advisory (GHSA-83f5-439g-pwmj)
Credit: Judel777
Description: Capgo console.capgo.app/login before 12.128.2 accepts access_token and refresh_token in URL query parameters, automatically authenticating users without confirmation. Attackers can craft malicious links to force victims into attacker-controlled sessions, exposing tokens in browser history and logs.

Ready to get Started?

Explore VulnCheck, a next-generation Cyber Threat Intelligence platform, which provides exploit and vulnerability intelligence to help you prioritize and remediate vulnerabilities that matter.

Vulnerability Prioritization
Prioritize vulnerabilities that matter based on the threat landscape and defer vulnerabilities that don't.
Early Warning System
Real-time alerting of changes in the vulnerability landscape so that you can take action before the attacks start.

Schedule a Demo