CVE-2026-90786

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-90786", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-09-13T13:01:14.131Z", "datePublished": "2026-09-14T13:30:08.902Z", "dateUpdated": "2026-09-15T15:43:54.039Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-09-14T13:30:08.902Z"}, "title": "Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-617", "lang": "en", "description": "Reachable Assertion"}]}], "affected": [{"vendor": "Dvidelabs", "product": "flatcc", "versions": [{"version": "0.6.0", "status": "affected"}, {"version": "0.6.1", "status": "affected"}, {"version": "0.6.2", "status": "affected"}, {"version": "0.6.3", "status": "affected"}], "cpes": ["cpe:2.3:a:dvidelabs:flatcc:*:*:*:*:*:*:*:*"], "modules": ["Duplicate Symbol Handler"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in Dvidelabs flatcc up to 0.6.3. This impacts the function align_order_members of the file src/compiler/semantics.c of the component Duplicate Symbol Handler. This manipulation causes reachable assertion. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 8b19ba4e992ebcad7f5970704d1afc5507fa5205. To fix this issue, it is recommended to deploy a patch."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.9, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 5.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 5, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-09-13T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-09-13T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-09-13T15:06:28.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "lrrh (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/403292", "name": "VDB-403292 | Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/403292/cti", "name": "VDB-403292 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-90786", "name": "CVE-2026-90786 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/919201", "name": "Submit #919201 | dvidelabs flatcc v0.6.3 Reachable Assertion", "tags": ["third-party-advisory"]}, {"url": "https://github.com/dvidelabs/flatcc/issues/387", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/jimjag/flatcc/commit/8b19ba4e992ebcad7f5970704d1afc5507fa5205", "tags": ["patch"]}, {"url": "https://github.com/dvidelabs/flatcc/", "tags": ["product"]}], "tags": ["x_open-source"], "x_generator": ["VulDB PVTS v202609"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-15T15:43:42.783546Z", "id": "CVE-2026-90786", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-15T15:43:54.039Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-90786", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-15T15:43:42.783546Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-15T15:43:47.071Z"}}], "cna": {"tags": ["x_open-source"], "title": "Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion", "credits": [{"lang": "en", "type": "reporter", "value": "lrrh (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.9, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 5, "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}], "affected": [{"cpes": ["cpe:2.3:a:dvidelabs:flatcc:*:*:*:*:*:*:*:*"], "vendor": "Dvidelabs", "modules": ["Duplicate Symbol Handler"], "product": "flatcc", "versions": [{"status": "affected", "version": "0.6.0"}, {"status": "affected", "version": "0.6.1"}, {"status": "affected", "version": "0.6.2"}, {"status": "affected", "version": "0.6.3"}]}], "timeline": [{"lang": "en", "time": "2026-09-13T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2026-09-13T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2026-09-13T15:06:28.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/vuln/403292", "name": "VDB-403292 | Dvidelabs flatcc Duplicate Symbol semantics.c align_order_members assertion", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/403292/cti", "name": "VDB-403292 | CTI Indicators (IOB, IOC, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-90786", "name": "CVE-2026-90786 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/919201", "name": "Submit #919201 | dvidelabs flatcc v0.6.3 Reachable Assertion", "tags": ["third-party-advisory"]}, {"url": "https://github.com/dvidelabs/flatcc/issues/387", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/jimjag/flatcc/commit/8b19ba4e992ebcad7f5970704d1afc5507fa5205", "tags": ["patch"]}, {"url": "https://github.com/dvidelabs/flatcc/", "tags": ["product"]}], "x_generator": ["VulDB PVTS v202609"], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in Dvidelabs flatcc up to 0.6.3. This impacts the function align_order_members of the file src/compiler/semantics.c of the component Duplicate Symbol Handler. This manipulation causes reachable assertion. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 8b19ba4e992ebcad7f5970704d1afc5507fa5205. To fix this issue, it is recommended to deploy a patch."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-617", "description": "Reachable Assertion"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-09-14T13:30:08.902Z"}}}, "cveMetadata": {"cveId": "CVE-2026-90786", "state": "PUBLISHED", "dateUpdated": "2026-09-15T15:43:54.039Z", "dateReserved": "2026-09-13T13:01:14.131Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2026-09-14T13:30:08.902Z", "assignerShortName": "VulDB"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:dvidelabs:flatcc:*:*:*:*:*:*:*:*"], "modules": ["Duplicate Symbol Handler"], "product": "flatcc", "vendor": "Dvidelabs", "versions": [{"status": "affected", "version": "0.6.0"}, {"status": "affected", "version": "0.6.1"}, {"status": "affected", "version": "0.6.2"}, {"status": "affected", "version": "0.6.3"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in Dvidelabs flatcc up to 0.6.3. This impacts the function align_order_members of the file src/compiler/semantics.c of the component Duplicate Symbol Handler. This manipulation causes reachable assertion. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 8b19ba4e992ebcad7f5970704d1afc5507fa5205. To fix this issue, it is recommended to deploy a patch."}], "id": "CVE-2026-90786", "lastModified": "2026-09-15T16:17:41.200", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "cna@vuldb.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.5, "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": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-90786", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-15T15:43:42.783546Z", "version": "2.0.3"}}]}, "published": "2026-09-14T14:17:19.353", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/dvidelabs/flatcc/"}, {"source": "cna@vuldb.com", "url": "https://github.com/dvidelabs/flatcc/issues/387"}, {"source": "cna@vuldb.com", "url": "https://github.com/jimjag/flatcc/commit/8b19ba4e992ebcad7f5970704d1afc5507fa5205"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-90786"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/919201"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/403292"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/403292/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-617"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.6.0,0.6.3]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "flatcc", "source": "cna", "vendor": "Dvidelabs"}, "product": "flatcc", "vendor": "dvidelabs"}], "created": "2026-09-14T20:15:06.985008+00:00", "updated": "2026-09-17T19:45:12.325121+00:00", "vendors": ["dvidelabs", "dvidelabs$PRODUCT$flatcc"]}