{"id":"CVE-2026-91829","aliases":["EUVD-2026-96793","GHSA-prwf-5jq7-v6fg"],"status":"published","title":"Subscribe to Comments \u003c 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.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00164,"percentile":0.05639,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-10-11T06:00:19Z","modified":"2026-10-13T16:29:21Z","products":[{"vendor":"markjaquith","product":"subscribe to comments"},{"vendor":"unknown","product":"subscribe to comments"}],"references":[{"url":"https://wpscan.com/vulnerability/1ed0314d-9871-4914-bb9c-ff894ea4c400/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91829"},{"url":"https://wpscan.com/vulnerability/1ed0314d-9871-4914-bb9c-ff894ea4c400"},{"url":"https://github.com/advisories/GHSA-prwf-5jq7-v6fg"}],"sources":{"cve":[{"id":"CVE-2026-91829","title":"Subscribe to Comments \u003c 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.","status":"published","published":"2026-10-11T06:00:19.131Z","modified":"2026-10-11T11:32:40.394Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:19:53.115938Z"}],"euvd":[{"id":"EUVD-2026-96793","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.","status":"published","published":"2026-10-11T06:00:19Z","modified":"2026-10-11T11:32:40Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T17:27:23.685286Z"}],"ghsa":[{"id":"GHSA-prwf-5jq7-v6fg","title":"The Subscribe to Comments WordPress plugin before 2.3.3 does not properly validate a 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.","status":"published","published":"2026-10-11T09:30:26Z","modified":"2026-10-11T12:31:10Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:13:04.632316Z"}],"nvd":[{"id":"CVE-2026-91829","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.","status":"published","published":"2026-10-11T07:17:29.193Z","modified":"2026-10-13T16:29:21.907Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:55.874869Z"}]}}