{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-118276", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-10-27T20:56:03.361Z", "datePublished": "2026-10-28T03:45:18.266Z", "dateUpdated": "2026-10-28T03:45:18.266Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-10-28T03:45:18.266Z"}, "title": "a2ui-project a2ui Parser expression_parser.ts formatString resource consumption", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-400", "lang": "en", "description": "Resource Consumption"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "Denial of Service"}]}], "affected": [{"vendor": "a2ui-project", "product": "a2ui", "versions": [{"version": "0.10.0", "status": "affected"}, {"version": "0.10.1", "status": "affected"}, {"version": "0.10.2", "status": "affected"}, {"version": "0.10.3", "status": "affected"}, {"version": "0.10.4", "status": "affected"}, {"version": "0.10.5", "status": "affected"}, {"version": "0.10.6", "status": "affected"}], "cpes": ["cpe:2.3:a:a2ui-project:a2ui:*:*:*:*:*:*:*:*"], "modules": ["Parser"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in a2ui-project a2ui up to 0.10.6. This vulnerability affects the function formatString of the file renderers/web_core/src/v0_9/basic_catalog/expressions/expression_parser.ts of the component Parser. This manipulation causes resource consumption. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 1f71d1aac1b145ef57c7526f9e0cff316f5934e2. Applying a patch is the recommended action to fix this issue."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 3.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 3.5, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4, "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-10-27T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-10-27T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-10-27T22:01:27.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "ez-lbz (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/427574", "name": "VDB-427574 | a2ui-project a2ui Parser expression_parser.ts formatString resource consumption", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/427574/cti", "name": "VDB-427574 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-118276", "name": "CVE-2026-118276 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/1015139", "name": "Submit #1015139 | a2ui-project a2ui <=0.10.6 CWE-400", "tags": ["third-party-advisory"]}, {"url": "https://github.com/a2ui-project/a2ui/issues/2389", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/a2ui-project/a2ui/pull/2433", "tags": ["issue-tracking", "patch"]}, {"url": "https://github.com/a2ui-project/a2ui/commit/1f71d1aac1b145ef57c7526f9e0cff316f5934e2", "tags": ["patch"]}, {"url": "https://github.com/a2ui-project/a2ui/", "tags": ["product"]}], "tags": ["x_open-source"], "x_generator": ["VulDB PVTS v202610"]}}}

{}

{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:a2ui-project:a2ui:*:*:*:*:*:*:*:*"], "modules": ["Parser"], "product": "a2ui", "vendor": "a2ui-project", "versions": [{"status": "affected", "version": "0.10.0"}, {"status": "affected", "version": "0.10.1"}, {"status": "affected", "version": "0.10.2"}, {"status": "affected", "version": "0.10.3"}, {"status": "affected", "version": "0.10.4"}, {"status": "affected", "version": "0.10.5"}, {"status": "affected", "version": "0.10.6"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was determined in a2ui-project a2ui up to 0.10.6. This vulnerability affects the function formatString of the file renderers/web_core/src/v0_9/basic_catalog/expressions/expression_parser.ts of the component Parser. This manipulation causes resource consumption. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 1f71d1aac1b145ef57c7526f9e0cff316f5934e2. Applying a patch is the recommended action to fix this issue."}], "id": "CVE-2026-118276", "lastModified": "2026-10-28T13:46:33.207", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 3.5, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.1, "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": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.0, "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": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/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": "2026-10-28T04:18:01.557", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/a2ui-project/a2ui/"}, {"source": "cna@vuldb.com", "url": "https://github.com/a2ui-project/a2ui/commit/1f71d1aac1b145ef57c7526f9e0cff316f5934e2"}, {"source": "cna@vuldb.com", "url": "https://github.com/a2ui-project/a2ui/issues/2389"}, {"source": "cna@vuldb.com", "url": "https://github.com/a2ui-project/a2ui/pull/2433"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-118276"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/1015139"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/427574"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/427574/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-404"}], "source": "cna@vuldb.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.10.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.10.1"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.10.2"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.10.3"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.10.4"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.10.5"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "0.10.6"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "a2ui", "source": "cna", "vendor": "a2ui-project"}, "product": "a2ui", "vendor": "a2ui-project"}], "created": "2026-10-28T05:30:14.794470+00:00", "updated": "2026-10-28T05:45:14.948992+00:00", "vendors": ["a2ui-project", "a2ui-project$PRODUCT$a2ui"]}