{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-5941", "assignerOrgId": "14984358-7092-470d-8f34-ade47a7658a2", "state": "PUBLISHED", "assignerShortName": "Foxit", "dateReserved": "2026-04-09T03:42:15.877Z", "datePublished": "2026-04-27T11:00:25.495Z", "dateUpdated": "2026-04-27T13:43:50.008Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "14984358-7092-470d-8f34-ade47a7658a2", "shortName": "Foxit", "dateUpdated": "2026-04-27T11:00:25.495Z"}, "title": "Foxit PDF Editor/Reader AcroForm Signature Remote Code Execution Vulnerability", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-20", "description": "CWE-20 Improper input validation", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "Potential arbitrary code execution"}]}], "affected": [{"vendor": "Foxit Software Inc.", "product": "Foxit PDF Editor", "platforms": ["Windows"], "versions": [{"status": "affected", "version": "Versions 2026.1 and earlier"}, {"status": "affected", "version": "Versions 14.0.3 and earlier"}], "defaultStatus": "unaffected"}, {"vendor": "Foxit Software Inc.", "product": "Foxit PDF Reader", "platforms": ["Windows"], "versions": [{"status": "affected", "version": "Versions 2026.1 and earlier"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Parsing logic flaws cause non-signature data to be misidentified as valid signatures when processing malformed form field hierarchies, leading to invalid memory writes and program crashes during internal data structure construction.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Parsing logic flaws cause non-signature data to be misidentified as valid signatures when processing malformed form field hierarchies, leading to invalid memory writes and program crashes during internal data structure construction."}]}], "references": [{"url": "https://www.foxit.com/support/security-bulletins.html"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}}], "credits": [{"lang": "en", "value": "Anonymous working with TrendAI Zero Day Initiative", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-27T13:37:51.158957Z", "id": "CVE-2026-5941", "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": "2026-04-27T13:43:50.008Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-5941", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-04-27T13:37:51.158957Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-27T13:40:22.551Z"}}], "cna": {"title": "Foxit PDF Editor/Reader AcroForm Signature Remote Code Execution Vulnerability", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "value": "Anonymous working with TrendAI Zero Day Initiative"}], "impacts": [{"descriptions": [{"lang": "en", "value": "Potential arbitrary code execution"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Foxit Software Inc.", "product": "Foxit PDF Editor", "versions": [{"status": "affected", "version": "Versions 2026.1 and earlier"}, {"status": "affected", "version": "Versions 14.0.3 and earlier"}], "platforms": ["Windows"], "defaultStatus": "unaffected"}, {"vendor": "Foxit Software Inc.", "product": "Foxit PDF Reader", "versions": [{"status": "affected", "version": "Versions 2026.1 and earlier"}], "platforms": ["Windows"], "defaultStatus": "unaffected"}], "references": [{"url": "https://www.foxit.com/support/security-bulletins.html"}], "x_generator": {"engine": "Vulnogram 1.0.1"}, "descriptions": [{"lang": "en", "value": "Parsing logic flaws cause non-signature data to be misidentified as valid signatures when processing malformed form field hierarchies, leading to invalid memory writes and program crashes during internal data structure construction.", "supportingMedia": [{"type": "text/html", "value": "Parsing logic flaws cause non-signature data to be misidentified as valid signatures when processing malformed form field hierarchies, leading to invalid memory writes and program crashes during internal data structure construction.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-20", "description": "CWE-20 Improper input validation"}]}], "providerMetadata": {"orgId": "14984358-7092-470d-8f34-ade47a7658a2", "shortName": "Foxit", "dateUpdated": "2026-04-27T11:00:25.495Z"}}}, "cveMetadata": {"cveId": "CVE-2026-5941", "state": "PUBLISHED", "dateUpdated": "2026-04-27T13:43:50.008Z", "dateReserved": "2026-04-09T03:42:15.877Z", "assignerOrgId": "14984358-7092-470d-8f34-ade47a7658a2", "datePublished": "2026-04-27T11:00:25.495Z", "assignerShortName": "Foxit"}, "dataVersion": "5.2"}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Parsing logic flaws cause non-signature data to be misidentified as valid signatures when processing malformed form field hierarchies, leading to invalid memory writes and program crashes during internal data structure construction."}], "id": "CVE-2026-5941", "lastModified": "2026-04-27T18:57:20.293", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "14984358-7092-470d-8f34-ade47a7658a2", "type": "Secondary"}]}, "published": "2026-04-27T12:16:24.487", "references": [{"source": "14984358-7092-470d-8f34-ade47a7658a2", "url": "https://www.foxit.com/support/security-bulletins.html"}], "sourceIdentifier": "14984358-7092-470d-8f34-ade47a7658a2", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "14984358-7092-470d-8f34-ade47a7658a2", "type": "Secondary"}]}

{}

{}