{"id":"CVE-2025-53528","summary":"Cadwyn is vulnerable to an XSS attack through its docs page","details":"Cadwyn creates production-ready community-driven modern Stripe-like API versioning in FastAPI. In versions before 5.4.3, the version parameter of the \"/docs\" endpoint is vulnerable to a Reflected XSS (Cross-Site Scripting) attack. This XSS would notably allow an attacker to execute JavaScript code on a user's session for any application based on Cadwyn via a one-click attack. The vulnerability has been fixed in version 5.4.3.","aliases":["GHSA-2gxp-6r36-m97r","PYSEC-2025-71"],"modified":"2026-04-10T05:32:09.155125Z","published":"2025-07-21T20:15:17.464Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-79"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/53xxx/CVE-2025-53528.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/53xxx/CVE-2025-53528.json"},{"type":"ADVISORY","url":"https://github.com/zmievsa/cadwyn/security/advisories/GHSA-2gxp-6r36-m97r"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-53528"},{"type":"FIX","url":"https://github.com/zmievsa/cadwyn/commit/b424ecd57cd8dabbc8fe39b8f8ccafea629c7728"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/zmievsa/cadwyn","events":[{"introduced":"0"},{"fixed":"b424ecd57cd8dabbc8fe39b8f8ccafea629c7728"}]}],"versions":["0.3.0","1.3.2","3.10.0","3.10.1","3.11.0","3.11.1","3.12.0","3.12.1","3.13.0","3.14.0","3.15.0","3.15.1","3.15.2","3.15.3","3.15.4","3.15.5","3.15.6","3.15.7","3.6.4","3.6.5","3.6.6","3.7.0","3.7.1","3.8.0","3.9.0","3.9.1","4.0.0","4.1.0","4.2.0","4.2.1","4.2.2","4.2.3","4.2.4","4.3.0","4.3.1","4.4.0","4.4.1","4.4.2","4.4.3","4.4.5","4.5.0","4.6.0","5.0.0","5.0.0a1","5.1.0","5.1.0a1","5.1.1","5.1.2","5.1.3","5.1.4","5.2.0","5.2.1","5.2.2","5.3.0","5.3.1","5.3.2","5.3.3","5.4.1","5.4.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-53528.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L"}]}