{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-18T06:04:37.062","vulnerabilities":[{"cve":{"id":"CVE-2024-21496","sourceIdentifier":"report@snyk.io","published":"2024-02-17T05:15:09.603","lastModified":"2025-12-23T20:09:22.520","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"All versions of the package github.com/greenpau/caddy-security are vulnerable to Cross-site Scripting (XSS) via the Referer header, due to improper input sanitization. Although the Referer header is sanitized by escaping some characters that can allow XSS (e.g., [&], [<], [>], [\"], [']), it does not account for the attack based on the JavaScript URL scheme (e.g., javascript:alert(document.domain)// payload). Exploiting this vulnerability may not be trivial, but it could lead to the execution of malicious scripts in the context of the target user’s browser, compromising user sessions."},{"lang":"es","value":"Todas las versiones del paquete github.com/greenpau/caddy-security son vulnerables a Cross-site Scripting (XSS) a través del encabezado Referer, debido a una desinfección de entrada inadecuada. Aunque el encabezado Referer se desinfecta mediante el escape de algunos caracteres que pueden permitir XSS (por ejemplo, [&amp;], [&lt;], [&gt;], [\"], [']), no tiene en cuenta el ataque basado en el esquema de URL de JavaScript (por ejemplo, javascript:alert(document.domain)// payload). Explotar esta vulnerabilidad puede no ser trivial, pero podría llevar a la ejecución de scripts maliciosos en el contexto del navegador del usuario objetivo, comprometiendo las sesiones del usuario."}],"metrics":{"cvssMetricV31":[{"source":"report@snyk.io","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.7}]},"weaknesses":[{"source":"report@snyk.io","type":"Secondary","description":[{"lang":"en","value":"CWE-79"}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-79"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:authcrunch:caddy-security:-:*:*:*:*:*:*:*","matchCriteriaId":"FEFE7B79-CA27-471B-9450-CFC92FF1A9B4"}]}]}],"references":[{"url":"https://blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy/","source":"report@snyk.io","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/greenpau/caddy-security/issues/267","source":"report@snyk.io","tags":["Exploit","Issue Tracking"]},{"url":"https://security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMGREENPAUCADDYSECURITY-6249860","source":"report@snyk.io","tags":["Third Party Advisory"]},{"url":"https://blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"]},{"url":"https://github.com/greenpau/caddy-security/issues/267","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Issue Tracking"]},{"url":"https://security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMGREENPAUCADDYSECURITY-6249860","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}