CVE-2026-53868

HIGH

Capgo < 12.128.2 - Denial of Service via Unverified Email Account Registration and Deletion

Title source: cna
STIX 2.1

Description

Capgo before 12.128.2 contains a denial of service vulnerability allowing attackers to register accounts using arbitrary email addresses without verification, then initiate deletion to lock emails in pending deletion state. Attackers can permanently lock legitimate users out of the platform for 30 days by exploiting unverified email ownership in account lifecycle operations.

References (2)

Core 2
Core References
Third Party Advisory third-party-advisory
VulnCheck Advisory: Capgo < 12.128.2 - Denial of Service via Unverified Email Account Registration and Deletion
https://www.vulncheck.com/advisories/capgo-denial-of-service-via-unverified-email-account-registration-and-deletion
Vendor Advisory vendor-advisory
GHSA Advisory GHSA-3wfv-m8fq-7r5g
https://github.com/Cap-go/capgo/security/advisories/GHSA-3wfv-m8fq-7r5g

Scores

CVSS v3 7.5
EPSS 0.0026
EPSS Percentile 16.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-306
Status published
Products (2)
Capgo/Capgo < 12.128.2
Capgo/Capgo 12.128.2
Published Jun 12, 2026
Tracked Since Jun 13, 2026