CVE-2026-66706

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-66706", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-07-27T14:01:16.156Z", "datePublished": "2026-08-06T14:28:08.229Z", "dateUpdated": "2026-08-06T19:20:27.333Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-08-06T14:28:08.229Z"}, "title": "WordPress Subscribe to Comments plugin <= 2.3.1 - Cross Site Scripting (XSS) vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-592", "descriptions": [{"lang": "en", "value": "CAPEC-592 Stored XSS"}]}], "affected": [{"vendor": "Mark Jaquith", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "subscribe-to-comments", "product": "Subscribe to Comments", "versions": [{"lessThanOrEqual": "2.3.1", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Author Cross Site Scripting (XSS) in Subscribe to Comments <= 2.3.1 versions."}], "value": "Author Cross Site Scripting (XSS) in Subscribe to Comments <= 2.3.1 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/subscribe-to-comments/vulnerability/wordpress-subscribe-to-comments-plugin-2-3-1-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW", "version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.9, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L"}}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-06T19:20:20.731124Z", "id": "CVE-2026-66706", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-06T19:20:27.333Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-66706", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-07-27T14:01:16.156Z", "datePublished": "2026-08-06T14:28:08.229Z", "dateUpdated": "2026-08-06T19:20:27.333Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-08-06T14:28:08.229Z"}, "title": "WordPress Subscribe to Comments plugin <= 2.3.1 - Cross Site Scripting (XSS) vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-592", "descriptions": [{"lang": "en", "value": "CAPEC-592 Stored XSS"}]}], "affected": [{"vendor": "Mark Jaquith", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "subscribe-to-comments", "product": "Subscribe to Comments", "versions": [{"lessThanOrEqual": "2.3.1", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Author Cross Site Scripting (XSS) in Subscribe to Comments <= 2.3.1 versions."}], "value": "Author Cross Site Scripting (XSS) in Subscribe to Comments <= 2.3.1 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/subscribe-to-comments/vulnerability/wordpress-subscribe-to-comments-plugin-2-3-1-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW", "version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.9, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L"}}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-66706", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-06T19:20:20.731124Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-06T19:20:24.065Z"}}]}}

{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "subscribe-to-comments", "product": "Subscribe to Comments", "vendor": "Mark Jaquith", "versions": [{"lessThanOrEqual": "2.3.1", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "source": "audit@patchstack.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Author Cross Site Scripting (XSS) in Subscribe to Comments <= 2.3.1 versions."}, {"lang": "es", "value": "Autor Cross Site Scripting (XSS) en versiones de Subscribe to Comments menor o igual que 2.3.1."}], "id": "CVE-2026-66706", "lastModified": "2026-10-24T16:10:00.153", "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"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-66706", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-06T19:20:20.731124Z", "version": "2.0.3"}}]}, "published": "2026-08-06T15:17:23.547", "references": [{"source": "audit@patchstack.com", "url": "https://patchstack.com/database/wordpress/plugin/subscribe-to-comments/vulnerability/wordpress-subscribe-to-comments-plugin-2-3-1-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "sourceIdentifier": "audit@patchstack.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "audit@patchstack.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.3.1]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 99.0, "source": "matching"}]}, "original": {"product": "Subscribe to Comments", "source": "cna", "vendor": "Mark Jaquith"}, "product": "subscribe_to_comments", "vendor": "markjaquith"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "wordpress", "vendor": "wordpress"}], "created": "2026-08-06T17:00:11.048526+00:00", "updated": "2026-08-06T17:30:16.725493+00:00", "vendors": ["markjaquith", "markjaquith$PRODUCT$subscribe_to_comments", "wordpress", "wordpress$PRODUCT$wordpress"]}