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Vulnerability record · CVE-2026-56308 · published 12 July 2026

CVE-2026-56308: Weak password recovery vulnerability

Capgo before 12.128.2 allows email address changes without requiring current password re-authentication or verification of the existing email address. An attacker with access to a valid session cookie or authenticated browser can change the account email to gain control of account recovery and bypass multi-factor authentication protections.

8.4 CVSS 4.0 High EPSS 0.43% · top 65.3% CWE-640 · Weak password recovery Deferred
8.4CVSS 4.0 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
14 Jul 2026Last modified by NVD

Description

Capgo before 12.128.2 allows email address changes without requiring current password re-authentication or verification of the existing email address. An attacker with access to a valid session cookie or authenticated browser can change the account email to gain control of account recovery and bypass multi-factor authentication protections.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/Cap-go/capgo/security/advisories/GHSA-9px4-w25f-mvm4
https://www.vulncheck.com/advisories/capgo-insufficient-authentication-in-email-change-endpoint
https://github.com/Cap-go/capgo/security/advisories/GHSA-9px4-w25f-mvm4

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-7028GitLab CE/EE password reset sent to unverified email, enabling account takeoverGitLab CE/EE versions from 16.1 through 16.7 before their fixed releases could deliver account password reset emails to an unverified email address. …KEVEPSS 95%analysed

Source: NIST National Vulnerability Database (record CVE-2026-56308), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.