{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-91827", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-09-15T08:07:50.100Z", "datePublished": "2026-09-22T06:58:01.461Z", "dateUpdated": "2026-09-22T10:05:56.864Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-22T06:58:01.461Z"}, "title": "Ninja Forms 3.15.3 - Unauthenticated PHP Object Injection via CSV Export", "problemTypes": [{"descriptions": [{"description": "CWE-502 Deserialization of Untrusted Data", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Ninja Forms", "versions": [{"status": "affected", "versionType": "semver", "version": "3.15.3", "lessThan": "3.15.4"}], "defaultStatus": "unaffected", "collectionURL": "https://wordpress.org/plugins"}], "descriptions": [{"lang": "en", "value": "The Ninja Forms WordPress plugin 3.15.3 does not prevent user-submitted form field values from being deserialised when an administrator later exports form submissions to CSV, allowing unauthenticated attackers to perform PHP Object Injection; if a suitable POP chain is present via another installed plugin or theme, this can lead to actions such as arbitrary file operations or remote code execution."}], "references": [{"url": "https://wpscan.com/vulnerability/7b279db2-92e0-4122-b5c6-aa12b7b01858/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Karthik Ramakrishnan", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-502", "lang": "en", "description": "CWE-502 Deserialization of Untrusted Data"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-22T10:05:51.795663Z", "id": "CVE-2026-91827", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-22T10:05:56.864Z"}}]}}