{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-2246", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-02-09T12:15:21.978Z", "datePublished": "2026-02-09T19:32:07.858Z", "dateUpdated": "2026-02-09T19:32:07.858Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-02-09T19:32:07.858Z"}, "title": "AprilRobotics apriltag apriltag.c apriltag_detector_detect memory corruption", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption"}]}], "affected": [{"vendor": "AprilRobotics", "product": "apriltag", "versions": [{"version": "3.4.0", "status": "affected"}, {"version": "3.4.1", "status": "affected"}, {"version": "3.4.2", "status": "affected"}, {"version": "3.4.3", "status": "affected"}, {"version": "3.4.4", "status": "affected"}, {"version": "3.4.5", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in AprilRobotics apriltag up to 3.4.5. Affected by this vulnerability is the function apriltag_detector_detect of the file apriltag.c. The manipulation leads to memory corruption. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The identifier of the patch is cfac2f5ce1ffe2de25967eb1ab80bc5d99fc1a61. It is suggested to install a patch to address this issue."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.3, "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 1.7, "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-02-09T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-02-09T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-02-09T13:20:36.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Oneafter (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.344994", "name": "VDB-344994 | AprilRobotics apriltag apriltag.c apriltag_detector_detect memory corruption", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.344994", "name": "VDB-344994 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.753162", "name": "Submit #753162 | AprilRobotics apriltag c2172a2 Memory Corruption", "tags": ["third-party-advisory"]}, {"url": "https://github.com/AprilRobotics/apriltag/issues/422", "tags": ["issue-tracking"]}, {"url": "https://github.com/AprilRobotics/apriltag/issues/422#issuecomment-3797661933", "tags": ["issue-tracking"]}, {"url": "https://github.com/oneafter/0120/blob/main/repro", "tags": ["exploit"]}, {"url": "https://github.com/AprilRobotics/apriltag/commit/cfac2f5ce1ffe2de25967eb1ab80bc5d99fc1a61", "tags": ["patch"]}, {"url": "https://github.com/AprilRobotics/apriltag/", "tags": ["product"]}], "tags": ["x_open-source"]}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in AprilRobotics apriltag up to 3.4.5. Affected by this vulnerability is the function apriltag_detector_detect of the file apriltag.c. The manipulation leads to memory corruption. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. The identifier of the patch is cfac2f5ce1ffe2de25967eb1ab80bc5d99fc1a61. It is suggested to install a patch to address this issue."}], "id": "CVE-2026-2246", "lastModified": "2026-02-09T21:55:30.093", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 1.7, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 3.1, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-02-09T20:15:59.467", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/AprilRobotics/apriltag/"}, {"source": "cna@vuldb.com", "url": "https://github.com/AprilRobotics/apriltag/commit/cfac2f5ce1ffe2de25967eb1ab80bc5d99fc1a61"}, {"source": "cna@vuldb.com", "url": "https://github.com/AprilRobotics/apriltag/issues/422"}, {"source": "cna@vuldb.com", "url": "https://github.com/AprilRobotics/apriltag/issues/422#issuecomment-3797661933"}, {"source": "cna@vuldb.com", "url": "https://github.com/oneafter/0120/blob/main/repro"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?ctiid.344994"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?id.344994"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/?submit.753162"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "cna@vuldb.com", "type": "Primary"}]}

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