{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-49841", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2023-11-30T17:12:29.822Z", "datePublished": "2023-12-14T15:56:47.509Z", "dateUpdated": "2026-04-28T16:08:58.192Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "optin-forms", "product": "Optin Forms \u2013 Simple List Building Plugin for WordPress", "vendor": "FancyThemes", "versions": [{"lessThanOrEqual": "1.3.3", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "DoYeon Park / p6rkdoye0n (Patchstack Alliance)"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in FancyThemes Optin Forms \u2013 Simple List Building Plugin for WordPress allows Stored XSS.<p>This issue affects Optin Forms \u2013 Simple List Building Plugin for WordPress: from n/a through 1.3.3.</p>"}], "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in FancyThemes Optin Forms \u2013 Simple List Building Plugin for WordPress allows Stored XSS.This issue affects Optin Forms \u2013 Simple List Building Plugin for WordPress: from n/a through 1.3.3."}], "impacts": [{"capecId": "CAPEC-592", "descriptions": [{"lang": "en", "value": "CAPEC-592 Stored XSS"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-04-28T16:08:58.192Z"}, "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/vulnerability/optin-forms/wordpress-optin-forms-plugin-1-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "source": {"discovery": "EXTERNAL"}, "title": "WordPress Optin Forms Plugin <= 1.3.3 is vulnerable to Cross Site Scripting (XSS)", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T22:01:26.029Z"}, "title": "CVE Program Container", "references": [{"tags": ["vdb-entry", "x_transferred"], "url": "https://patchstack.com/database/vulnerability/optin-forms/wordpress-optin-forms-plugin-1-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve"}]}]}}

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{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "optin-forms", "product": "Optin Forms \u2013 Simple List Building Plugin for WordPress", "vendor": "FancyThemes", "versions": [{"lessThanOrEqual": "1.3.3", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "source": "audit@patchstack.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:fancythemes:optin_forms:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "F5751A57-DB3A-4383-81E5-6FE187D7F239", "versionEndIncluding": "1.3.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in FancyThemes Optin Forms \u2013 Simple List Building Plugin for WordPress allows Stored XSS.This issue affects Optin Forms \u2013 Simple List Building Plugin for WordPress: from n/a through 1.3.3."}, {"lang": "es", "value": "Neutralizaci\u00f3n inadecuada de la entrada durante la vulnerabilidad de generaci\u00f3n de p\u00e1ginas web ('cross-site Scripting') en FancyThemes Optin Forms \u2013 Simple List Building Plugin for WordPress permite almacenar XSS. Este problema afecta a Optin Forms \u2013 Simple List Building Plugin for WordPress: desde n/a hasta 1.3.3."}], "id": "CVE-2023-49841", "lastModified": "2026-06-17T06:36:35.473", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.7, "impactScore": 3.7, "source": "audit@patchstack.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.7, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-12-14T16:15:52.540", "references": [{"source": "audit@patchstack.com", "tags": ["Third Party Advisory"], "url": "https://patchstack.com/database/vulnerability/optin-forms/wordpress-optin-forms-plugin-1-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://patchstack.com/database/vulnerability/optin-forms/wordpress-optin-forms-plugin-1-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "sourceIdentifier": "audit@patchstack.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "audit@patchstack.com", "type": "Secondary"}]}

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