{"id":"CVE-2026-91829","state":"PUBLISHED","title":"Subscribe to Comments < 2.3.3 - Reflected XSS via 'ref' Parameter","description":"The Subscribe to Comments WordPress plugin before 2.3.3 does not properly validate a parameter before reflecting it into a link target, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting via a crafted URL against anyone who clicks it, including administrators.","publishedAt":"2026-10-11T06:00:19.131Z","updatedAt":"2026-10-11T11:32:40.394Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Subscribe to Comments"],"affected":[{"vendor":"Unknown","product":"Subscribe to Comments","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2.3.3","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/1ed0314d-9871-4914-bb9c-ff894ea4c400/"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/91xxx/CVE-2026-91829.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-91829","state":"PUBLISHED","datePublished":"2026-10-11T06:00:19.131Z","dateUpdated":"2026-10-11T11:32:40.394Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-09-15T08:14:17.296Z"},"containers":{"cna":{"title":"Subscribe to Comments < 2.3.3 - Reflected XSS via 'ref' Parameter","descriptions":[{"lang":"en","value":"The Subscribe to Comments WordPress plugin before 2.3.3 does not properly validate a parameter before reflecting it into a link target, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting via a crafted URL against anyone who clicks it, including administrators."}],"affected":[{"vendor":"Unknown","product":"Subscribe to Comments","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2.3.3","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/1ed0314d-9871-4914-bb9c-ff894ea4c400/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-79 Cross-Site Scripting (XSS)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-10-11T06:00:19.131Z"},"credits":[{"lang":"en","value":"Het Kalariya","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":7.1,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","integrityImpact":"LOW","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"id":"CVE-2026-91829","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-11T11:14:55.854742Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","type":"CWE","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-11T11:32:40.394Z"}}]}}}