CVE-2026-56305

high

Description

Capgo before 12.128.2 contains an authentication bypass vulnerability in the password change endpoint that allows attackers to change user passwords without requiring current password confirmation. Attackers with temporary session access can exploit this flaw to permanently lock out legitimate users and achieve full account takeover.

References

https://www.vulncheck.com/advisories/capgo-authentication-bypass-in-password-change-via-missing-current-password-validation

https://github.com/Cap-go/capgo/security/advisories/GHSA-rjr5-qxqj-cx8g

Details

Source: Mitre, NVD

Published: 2026-07-10

Updated: 2026-07-14

Risk Information

CVSS v2

Base Score: 8.7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:P

Severity: High

CVSS v3

Base Score: 8.3

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

Severity: High

CVSS v4

Base Score: 8.7

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N

Severity: High

EPSS

EPSS: 0.00357