CVE-2026-15520

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{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*"], "modules": ["R2004 Section Decompression"], "product": "LibreDWG", "vendor": "GNU", "versions": [{"status": "affected", "version": "0.13.4-154-g0b573035"}, {"status": "unaffected", "version": "0.14.8396"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in GNU LibreDWG 0.13.4-154-g0b573035. This impacts the function decompress_R2004_section of the file src/decode.c of the component R2004 Section Decompression. Executing a manipulation can lead to heap-based buffer overflow. The attack requires local access. The exploit has been publicly disclosed and may be utilized. Upgrading to version 0.14.8396 will fix this issue. This patch is called 3d0f9fc2eddbd6579c99af3111c37c98f03475d0. You should upgrade the affected component."}, {"lang": "es", "value": "Se determin\u00f3 una vulnerabilidad en GNU LibreDWG 0.13.4-154-g0b573035. Esto afecta a la funci\u00f3n decompress_R2004_section del archivo src/decode.c del componente Descompresi\u00f3n de Secci\u00f3n R2004. Ejecutar una manipulaci\u00f3n puede llevar a un desbordamiento de b\u00fafer basado en mont\u00edculo. El ataque requiere acceso local. El exploit ha sido divulgado p\u00fablicamente y puede ser utilizado. Actualizar a la versi\u00f3n 0.14.8396 solucionar\u00e1 este problema. Este parche se llama 3d0f9fc2eddbd6579c99af3111c37c98f03475d0. Deber\u00eda actualizar el componente afectado."}], "id": "CVE-2026-15520", "lastModified": "2026-10-24T22:10:00.210", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.1, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 1.9, "baseSeverity": "LOW", "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:L/VI:L/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": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-15520", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-13T15:53:23.251380Z", "version": "2.0.3"}}]}, "published": "2026-07-13T02:16:10.543", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_0b57303_heap_overflow_decompress_R2004_section.dwg"}, {"source": "cna@vuldb.com", "url": "https://github.com/LibreDWG/libredwg/commit/3d0f9fc2eddbd6579c99af3111c37c98f03475d0"}, {"source": "cna@vuldb.com", "url": "https://github.com/LibreDWG/libredwg/issues/1251"}, {"source": "cna@vuldb.com", "url": "https://github.com/LibreDWG/libredwg/releases/tag/0.14.8396"}, {"source": "cna@vuldb.com", "url": "https://github.com/advisories/GHSA-qg2f-8389-w95j"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-15520"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/851190"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/377849"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/377849/cti"}, {"source": "cna@vuldb.com", "url": "https://www.gnu.org/"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/LibreDWG/libredwg/issues/1251"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-122"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

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