PT-2026-54022 · Cap Go · Cap-Go

Judel777 · Published 2026-06-30 · Updated 2026-06-30 · CVE-2026-56224

NVD

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

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.

Fix

Session Fixation

Weakness Enumeration

CWE-384

Related Identifiers

CVE-2026-56224

Affected Products

Cap-Go

References · 3

• https://github.com/Cap-go/capgo/security/advisories/GHSA-83f5-439g-pwmj · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-56224 · Security Note
• https://vulncheck.com/advisories/capgo-login-csrf-and-session-fixation-via-url-query-parameters · Note