CVE-2026-88861 Capgo - Authentication Bypass

Capgo contains an authentication bypass caused by improper assurance level validation in Edge JWT middleware and RBAC authorization, letting attackers with only a victim's password perform privileged operations, exploit requires victim's password.

CVSS base score 8.3 /10
High
CISA KEV
Not listed
Public exploit
Proof of concept available
Authentication
Required
EPSS
0.52% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-288

Vendor fix

Update to a fixed version once available or apply patches to validate assurance levels and enforce MFA properly.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs