CVE-2026-56224 PUBLISHED

Capgo - Login CSRF and Session Fixation via URL Query Parameters

Assigner: VulnCheck
Reserved: 19.06.2026 Published: 30.06.2026 Updated: 01.07.2026

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.

CVSS 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
CVSS Score: 5.1

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	Active

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS Score: 5.4

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Capgo
Product	Capgo
Versions	Default: unaffected affected from 0 to 12.128.2 (excl.) Version 12.128.2 is unaffected

CVE-2026-56224 PUBLISHED

Capgo - Login CSRF and Session Fixation via URL Query Parameters

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References

Problem Types