{"affected":[{"affectedData":[{"collectionURL":"https://wordpress.org/plugins","defaultStatus":"affected","product":"Flexible Captcha","vendor":"Unknown","versions":[{"lessThanOrEqual":"4.1","status":"affected","version":"0","versionType":"custom"}]}],"source":"contact@wpscan.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:flexible_captcha_project:flexible_captcha:*:*:*:*:*:wordpress:*:*","matchCriteriaId":"0CB3BA46-C9CE-493E-94FB-24C831B451BD","versionEndIncluding":"4.1","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"The Flexible Captcha WordPress plugin through 4.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks"}],"id":"CVE-2023-0147","lastModified":"2026-06-17T05:24:53.593","metrics":{"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":2.3,"impactScore":2.7,"source":"nvd@nist.gov","type":"Primary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":2.3,"impactScore":2.7,"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2023-0147","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2025-03-25T19:57:13.361233Z","version":"2.0.3"}}]},"published":"2023-02-06T20:15:13.310","references":[{"source":"contact@wpscan.com","tags":["Exploit","Third Party Advisory"],"url":"https://wpscan.com/vulnerability/af9cbb4a-42fc-43c5-88f3-349b417f1a6a"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"],"url":"https://wpscan.com/vulnerability/af9cbb4a-42fc-43c5-88f3-349b417f1a6a"}],"sourceIdentifier":"contact@wpscan.com","vulnStatus":"Modified"}