{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-08-01T05:02:59.186","vulnerabilities":[{"cve":{"id":"CVE-2026-3547","sourceIdentifier":"facts@wolfssl.com","published":"2026-03-19T21:17:12.653","lastModified":"2026-06-17T10:43:45.970","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Out-of-bounds read in ALPN parsing due to incomplete validation. wolfSSL 5.8.4 and earlier contained an out-of-bounds read in ALPN handling when built with ALPN enabled (HAVE_ALPN / --enable-alpn). A crafted ALPN protocol list could trigger an out-of-bounds read, leading to a potential process crash (denial of service). Note that ALPN is disabled by default, but is enabled for these 3rd party compatibility features: enable-apachehttpd, enable-bind, enable-curl, enable-haproxy, enable-hitch, enable-lighty, enable-jni, enable-nginx, enable-quic."},{"lang":"es","value":"Lectura fuera de límites en el análisis de ALPN debido a una validación incompleta. wolfSSL 5.8.4 y versiones anteriores contenían una lectura fuera de límites en el manejo de ALPN cuando se compilaba con ALPN habilitado (HAVE_ALPN / --enable-alpn). Una lista de protocolos ALPN manipulada podría desencadenar una lectura fuera de límites, lo que podría llevar a un bloqueo potencial del proceso (denegación de servicio). Tenga en cuenta que ALPN está deshabilitado por defecto, pero está habilitado para estas características de compatibilidad de terceros: enable-apachehttpd, enable-bind, enable-curl, enable-haproxy, enable-hitch, enable-lighty, enable-jni, enable-nginx, enable-quic."}],"affected":[{"source":"facts@wolfssl.com","affectedData":[{"vendor":"wolfSSL","product":"wolfSSL","defaultStatus":"unaffected","platforms":["ALPN-enabled builds (HAVE_ALPN / --enable-alpn)"],"versions":[{"version":"0","lessThan":"5.9.0","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"facts@wolfssl.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-21T03:33:12.087254Z","id":"CVE-2026-3547","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"facts@wolfssl.com","type":"Secondary","description":[{"lang":"en","value":"CWE-125"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*","versionEndExcluding":"5.9.0","matchCriteriaId":"DA3FA1CB-CEDC-4D49-9ECD-99BBF1602312"}]}]}],"references":[{"url":"https://github.com/wolfSSL/wolfssl/pull/9859","source":"facts@wolfssl.com","tags":["Issue Tracking","Patch"]}]}}]}