CVE-2026-84819

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-84819", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2026-09-02T10:29:50.811Z", "datePublished": "2026-09-10T14:23:51.889Z", "dateUpdated": "2026-09-10T17:46:49.586Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-09-10T14:23:51.889Z"}, "title": "WordPress WPAdverts plugin <= 2.3.3 - 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-591", "descriptions": [{"lang": "en", "value": "CAPEC-591 Reflected XSS"}]}], "affected": [{"vendor": "Greg Winiarski", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "wpadverts", "product": "WPAdverts", "versions": [{"lessThanOrEqual": "2.3.3", "status": "affected", "version": "n/a", "versionType": "custom", "changes": [{"at": "2.3.4", "status": "unaffected"}]}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions."}], "value": "Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions."}], "references": [{"tags": ["vdb-entry"], "url": "https://patchstack.com/database/wordpress/plugin/wpadverts/vulnerability/wordpress-wpadverts-plugin-2-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW", "version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.1, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L"}}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Update the WordPress WPAdverts Plugin to the latest available version (at least 2.3.4)."}], "value": "Update the WordPress WPAdverts Plugin to the latest available version (at least 2.3.4)."}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Ivaylo Atanassov | Patchstack Bug Bounty Program"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-10T17:28:41.412799Z", "id": "CVE-2026-84819", "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": "2026-09-10T17:46:49.586Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-84819", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-10T17:28:41.412799Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-10T17:28:42.589Z"}}], "cna": {"title": "WordPress WPAdverts plugin <= 2.3.3 - Cross Site Scripting (XSS) vulnerability", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Ivaylo Atanassov | Patchstack Bug Bounty Program"}], "impacts": [{"capecId": "CAPEC-591", "descriptions": [{"lang": "en", "value": "CAPEC-591 Reflected XSS"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Greg Winiarski", "product": "WPAdverts", "versions": [{"status": "affected", "changes": [{"at": "2.3.4", "status": "unaffected"}], "version": "n/a", "versionType": "custom", "lessThanOrEqual": "2.3.3"}], "packageName": "wpadverts", "collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Update the WordPress WPAdverts Plugin to the latest available version (at least 2.3.4).", "supportingMedia": [{"type": "text/html", "value": "Update the WordPress WPAdverts Plugin to the latest available version (at least 2.3.4).", "base64": false}]}], "references": [{"url": "https://patchstack.com/database/wordpress/plugin/wpadverts/vulnerability/wordpress-wpadverts-plugin-2-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve", "tags": ["vdb-entry"]}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions.", "supportingMedia": [{"type": "text/html", "value": "Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2026-09-10T14:23:51.889Z"}}}, "cveMetadata": {"cveId": "CVE-2026-84819", "state": "PUBLISHED", "dateUpdated": "2026-09-10T17:46:49.586Z", "dateReserved": "2026-09-02T10:29:50.811Z", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "datePublished": "2026-09-10T14:23:51.889Z", "assignerShortName": "Patchstack"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"collectionURL": "https://wordpress.org/plugins", "defaultStatus": "unaffected", "packageName": "wpadverts", "product": "WPAdverts", "vendor": "Greg Winiarski", "versions": [{"changes": [{"at": "2.3.4", "status": "unaffected"}], "lessThanOrEqual": "2.3.3", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "source": "audit@patchstack.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions."}], "id": "CVE-2026-84819", "lastModified": "2026-09-10T18:18:09.453", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.7, "source": "audit@patchstack.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-84819", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-10T17:28:41.412799Z", "version": "2.0.3"}}]}, "published": "2026-09-10T15:17:48.967", "references": [{"source": "audit@patchstack.com", "url": "https://patchstack.com/database/wordpress/plugin/wpadverts/vulnerability/wordpress-wpadverts-plugin-2-3-3-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": "[0,2.3.3]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "WPAdverts", "source": "cna", "vendor": "Greg Winiarski"}, "product": "wpadverts", "vendor": "greg_winiarski"}, {"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": "2026-09-10T17:00:16.344727+00:00", "updated": "2026-09-11T10:00:08.440300+00:00", "vendors": ["greg_winiarski", "greg_winiarski$PRODUCT$wpadverts", "wordpress", "wordpress$PRODUCT$wordpress"]}