CVE-2026-56332

MEDIUM

Capgo - Open Redirect via confirmation_url Parameter

Title source: cna
STIX 2.1

Description

Capgo before 12.128.2 contains an open redirect vulnerability in the confirm-signup endpoint that allows attackers to redirect users to arbitrary external websites. The confirmation_url parameter is not validated, enabling attackers to craft malicious links for phishing and credential harvesting attacks.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GHSA Advisory GHSA-24q8-ghqq-m8cj
https://github.com/Cap-go/capgo/security/advisories/GHSA-24q8-ghqq-m8cj
Third Party Advisory third-party-advisory
VulnCheck Advisory: Capgo - Open Redirect via confirmation_url Parameter
https://www.vulncheck.com/advisories/capgo-open-redirect-via-confirmation-url-parameter

Scores

CVSS v3 4.7
EPSS 0.0030
EPSS Percentile 22.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-601
Status published
Products (2)
Capgo/Capgo < 12.128.2
Capgo/Capgo 12.128.2
Published Jun 20, 2026
Tracked Since Jun 20, 2026