{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-5037", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-03-27T16:23:50.496Z", "datePublished": "2026-03-29T08:45:11.533Z", "dateUpdated": "2026-03-29T08:45:11.533Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-03-29T08:45:11.533Z"}, "title": "mxml mxmlIndexNew mxml-index.c index_sort stack-based overflow", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-121", "lang": "en", "description": "Stack-based Buffer Overflow"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-119", "lang": "en", "description": "Memory Corruption"}]}], "affected": [{"vendor": "n/a", "product": "mxml", "versions": [{"version": "4.0.0", "status": "affected"}, {"version": "4.0.1", "status": "affected"}, {"version": "4.0.2", "status": "affected"}, {"version": "4.0.3", "status": "affected"}, {"version": "4.0.4", "status": "affected"}], "modules": ["mxmlIndexNew"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in mxml up to 4.0.4. This issue affects the function index_sort of the file mxml-index.c of the component mxmlIndexNew. Executing a manipulation of the argument tempr can lead to stack-based buffer overflow. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. This patch is called 6e27354466092a1ac65601e01ce6708710bb9fa5. A patch should be applied to remediate 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": "2026-03-27T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-03-27T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-03-27T17:28:55.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "MTHG (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/353963", "name": "VDB-353963 | mxml mxmlIndexNew mxml-index.c index_sort stack-based overflow", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/353963/cti", "name": "VDB-353963 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/submit/778638", "name": "Submit #778638 | michaelrsweet mxml 4.0.4 Heap-based Buffer Overflow", "tags": ["third-party-advisory"]}, {"url": "https://github.com/michaelrsweet/mxml/issues/350", "tags": ["issue-tracking"]}, {"url": "https://github.com/michaelrsweet/mxml/issues/350#issuecomment-4051317229", "tags": ["issue-tracking"]}, {"url": "https://github.com/user-attachments/files/25934383/1.xml", "tags": ["exploit"]}, {"url": "https://github.com/michaelrsweet/mxml/commit/6e27354466092a1ac65601e01ce6708710bb9fa5", "tags": ["patch"]}], "tags": ["x_open-source"]}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in mxml up to 4.0.4. This issue affects the function index_sort of the file mxml-index.c of the component mxmlIndexNew. Executing a manipulation of the argument tempr can lead to stack-based buffer overflow. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. This patch is called 6e27354466092a1ac65601e01ce6708710bb9fa5. A patch should be applied to remediate this issue."}], "id": "CVE-2026-5037", "lastModified": "2026-03-29T09:15:56.340", "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": "2026-03-29T09:15:56.340", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/michaelrsweet/mxml/commit/6e27354466092a1ac65601e01ce6708710bb9fa5"}, {"source": "cna@vuldb.com", "url": "https://github.com/michaelrsweet/mxml/issues/350"}, {"source": "cna@vuldb.com", "url": "https://github.com/michaelrsweet/mxml/issues/350#issuecomment-4051317229"}, {"source": "cna@vuldb.com", "url": "https://github.com/user-attachments/files/25934383/1.xml"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/778638"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/353963"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/353963/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-121"}], "source": "cna@vuldb.com", "type": "Primary"}]}

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