{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-29T17:47:28.797","vulnerabilities":[{"cve":{"id":"CVE-2021-43794","sourceIdentifier":"security-advisories@github.com","published":"2021-12-01T20:15:08.727","lastModified":"2024-11-21T06:29:48.233","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Discourse is an open source discussion platform. In affected versions an attacker can poison the cache for anonymous (i.e. not logged in) users, such that the users are shown a JSON blob instead of the HTML page. This can lead to a partial denial-of-service. This issue is patched in the latest stable, beta and tests-passed versions of Discourse."},{"lang":"es","value":"Discourse es una plataforma de debate de código abierto. En las versiones afectadas, un atacante puede envenenar la caché de los usuarios anónimos (es decir, los que no han iniciado sesión), de forma que se les muestre un blob JSON en lugar de la página HTML. Esto puede conllevar a una denegación de servicio parcial. Este problema está parcheado en las últimas versiones estables, beta y de prueba de Discourse"}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.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:L","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":3.9,"impactScore":1.4}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-610"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*","versionEndExcluding":"2.7.11","matchCriteriaId":"3F845CD5-5BBB-4686-B459-F20DEC41748C"}]}]}],"references":[{"url":"https://github.com/discourse/discourse/commit/2da0001965c6d8632d723c46ea5df9f22a1a23f1","source":"security-advisories@github.com","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-249g-pc77-65hp","source":"security-advisories@github.com","tags":["Third Party Advisory"]},{"url":"https://github.com/discourse/discourse/commit/2da0001965c6d8632d723c46ea5df9f22a1a23f1","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"]},{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-249g-pc77-65hp","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}]}