{"id":"CVE-2025-5770","aliases":["EUVD-2025-37921","GHSA-rc63-xm4j-4f8h"],"status":"published","title":"Reflected Cross-Site Scripting (XSS) in Authentication Endpoints of Multiple WSO2 Products","description":"A reflected cross-site scripting (XSS) vulnerability exists in the authentication endpoints of multiple WSO2 products due to a lack of output encoding. A malicious actor can inject arbitrary JavaScript payloads into the authentication endpoint, which are reflected back in the response, enabling browser-based attacks.\n\nExploitation may result in redirection to malicious websites, UI manipulation, or unauthorized data access from the victim’s browser. However, session-related cookies are protected with the httpOnly flag, which mitigates session hijacking via this vector.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00212,"percentile":0.11577,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2025-11-05T19:02:48Z","modified":"2026-10-27T02:45:23Z","products":[{"vendor":"wso2","product":"api_control_plane"},{"vendor":"wso2","product":"api_manager"},{"vendor":"wso2","product":"identity_server"},{"vendor":"wso2","product":"wso2 api control plane"},{"vendor":"wso2","product":"wso2 api manager"},{"vendor":"wso2","product":"wso2 identity server"}],"references":[{"url":"https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2025/WSO2-2025-4270/","tags":["vendor-advisory","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-5770"},{"url":"https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2025/WSO2-2025-4270"},{"url":"https://github.com/advisories/GHSA-rc63-xm4j-4f8h"}],"sources":{"cve":[{"id":"CVE-2025-5770","title":"Reflected Cross-Site Scripting (XSS) in Authentication Endpoints of Multiple WSO2 Products","description":"A reflected cross-site scripting (XSS) vulnerability exists in the authentication endpoints of multiple WSO2 products due to a lack of output encoding. A malicious actor can inject arbitrary JavaScript payloads into the authentication endpoint, which are reflected back in the response, enabling browser-based attacks.\n\nExploitation may result in redirection to malicious websites, UI manipulation, or unauthorized data access from the victim’s browser. However, session-related cookies are protected with the httpOnly flag, which mitigates session hijacking via this vector.","status":"published","published":"2025-11-05T19:02:48.434Z","modified":"2025-11-05T20:13:05.33Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:32:29.97618Z"}],"euvd":[{"id":"EUVD-2025-37921","description":"A reflected cross-site scripting (XSS) vulnerability exists in the authentication endpoints of multiple WSO2 products due to a lack of output encoding. A malicious actor can inject arbitrary JavaScript payloads into the authentication endpoint, which are reflected back in the response, enabling browser-based attacks.\n\nExploitation may result in redirection to malicious websites, UI manipulation, or unauthorized data access from the victim’s browser. However, session-related cookies are protected with the httpOnly flag, which mitigates session hijacking via this vector.","status":"published","published":"2025-11-05T19:02:48Z","modified":"2025-11-05T20:13:05Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:49:20.323605Z"}],"ghsa":[{"id":"GHSA-rc63-xm4j-4f8h","title":"A reflected cross-site scripting (XSS) vulnerability exists in the authentication endpoints of...","description":"A reflected cross-site scripting (XSS) vulnerability exists in the authentication endpoints of multiple WSO2 products due to a lack of output encoding. A malicious actor can inject arbitrary JavaScript payloads into the authentication endpoint, which are reflected back in the response, enabling browser-based attacks.\n\nExploitation may result in redirection to malicious websites, UI manipulation, or unauthorized data access from the victim’s browser. However, session-related cookies are protected with the httpOnly flag, which mitigates session hijacking via this vector.","status":"published","published":"2025-11-05T21:31:01Z","modified":"2025-11-05T21:31:08Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:04:40.688125Z"}],"nvd":[{"id":"CVE-2025-5770","description":"A reflected cross-site scripting (XSS) vulnerability exists in the authentication endpoints of multiple WSO2 products due to a lack of output encoding. A malicious actor can inject arbitrary JavaScript payloads into the authentication endpoint, which are reflected back in the response, enabling browser-based attacks.\n\nExploitation may result in redirection to malicious websites, UI manipulation, or unauthorized data access from the victim’s browser. However, session-related cookies are protected with the httpOnly flag, which mitigates session hijacking via this vector.","status":"published","published":"2025-11-05T19:16:01.88Z","modified":"2026-10-18T21:10:00.12Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:11:42.142547Z"}],"osv":[{"id":"CVE-2025-5770","description":"A reflected cross-site scripting (XSS) vulnerability exists in the authentication endpoints of multiple WSO2 products due to a lack of output encoding. A malicious actor can inject arbitrary JavaScript payloads into the authentication endpoint, which are reflected back in the response, enabling browser-based attacks.\n\nExploitation may result in redirection to malicious websites, UI manipulation, or unauthorized data access from the victim’s browser. However, session-related cookies are protected with the httpOnly flag, which mitigates session hijacking via this vector.","status":"published","published":"2025-11-05T19:16:01.88Z","modified":"2026-11-03T02:45:34.914331544Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:05:43.703218Z"}]}}