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.
PUBLISHED5.2CWE-601
Capgo - Open Redirect via confirmation_url Parameter
Problem type
Affected products
Capgo
Capgo
< 12.128.2 - AFFECTED
12.128.2 - UNAFFECTED
References
GHSA Advisory GHSA-24q8-ghqq-m8cj
https://github.com/Cap-go/capgo/security/advisories/GHSA-24q8-ghqq-m8cj
VulnCheck Advisory: Capgo - Open Redirect via confirmation_url Parameter
https://www.vulncheck.com/advisories/capgo-open-redirect-via-confirmation-url-parameter
GitHub Security Advisories
GHSA-8pv8-j6gq-48m4
Capgo before 12.128.2 contains an open redirect vulnerability in the confirm-signup endpoint that...
https://github.com/advisories/GHSA-8pv8-j6gq-48m4Capgo 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.
JSON source
https://cveawg.mitre.org/api/cve/CVE-2026-56332Click to expand
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"dateUpdated": "2026-06-20T15:24:49.511Z",
"dateReserved": "2026-06-20T13:06:29.994Z",
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"datePublic": "2026-02-25T00:00:00.000Z",
"title": "Capgo - Open Redirect via confirmation_url Parameter",
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