{"id":"CVE-2026-56047","aliases":["EUVD-2026-39708","GHSA-77r4-g858-h4qm"],"status":"published","title":"WordPress perfmatters plugin \u003c= 2.6.3 - Reflected Cross Site Scripting (XSS) vulnerability","description":"Unauthenticated Cross Site Scripting (XSS) in perfmatters \u003c= 2.6.3 versions.","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":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00251,"percentile":0.16655,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-06-26T14:52:44Z","modified":"2026-10-25T18:10:00Z","products":[{"vendor":"perfmatters","product":"perfmatters"},{"vendor":"perfmatters, powered kinsta + generatepress docs changelog feature requests legal affiliate contact","product":"perfmatters"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/perfmatters/vulnerability/wordpress-perfmatters-plugin-2-6-3-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve","tags":["vdb-entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56047"},{"url":"https://github.com/advisories/GHSA-77r4-g858-h4qm"}],"sources":{"cve":[{"id":"CVE-2026-56047","title":"WordPress perfmatters plugin \u003c= 2.6.3 - Reflected Cross Site Scripting (XSS) vulnerability","description":"Unauthenticated Cross Site Scripting (XSS) in perfmatters \u003c= 2.6.3 versions.","status":"published","published":"2026-06-26T14:52:44.114Z","modified":"2026-06-26T15:47:05.48Z","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":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:36:51.6229Z"}],"euvd":[{"id":"EUVD-2026-39708","description":"Unauthenticated Cross Site Scripting (XSS) in perfmatters \u003c= 2.6.3 versions.","status":"published","published":"2026-06-26T14:52:44Z","modified":"2026-06-26T15:47:05Z","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":"2026-11-02T18:20:24.495602Z"}],"ghsa":[{"id":"GHSA-77r4-g858-h4qm","title":"Unauthenticated Cross Site Scripting (XSS) in perfmatters \u003c= 2.6.3 versions.","description":"Unauthenticated Cross Site Scripting (XSS) in perfmatters \u003c= 2.6.3 versions.","status":"published","published":"2026-06-26T15:32:16Z","modified":"2026-06-26T15:32:21Z","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":"2026-11-02T15:09:01.181648Z"}],"nvd":[{"id":"CVE-2026-56047","description":"Unauthenticated Cross Site Scripting (XSS) in perfmatters \u003c= 2.6.3 versions.","status":"published","published":"2026-06-26T15:16:44.677Z","modified":"2026-10-25T18:10:00.12Z","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":"2026-11-02T14:12:26.045561Z"}]}}