CVE-2023-52430: caddy-security plugin for Caddy vulnerable to reflected Cross-site Scripting

February 13, 2024 (updated October 16, 2024)

The caddy-security plugin 1.1.20 for Caddy allows reflected XSS via a GET request to a URL that contains an XSS payload and begins with either a /admin or /settings/mfa/delete/ substring.

References

blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy
github.com/advisories/GHSA-xwmv-cx7p-fqfc
github.com/greenpau/caddy-security
github.com/greenpau/caddy-security/issues/264
nvd.nist.gov/vuln/detail/CVE-2023-52430

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