{"data":{"id":"7c601254-52ef-466c-a844-eded76d04b90","title":"CVE-2026-7644: A vulnerability has been found in ChatGPTNextWeb NextChat up to 2.16.1. Affected is the function addMcpServer of the…","summary":"A vulnerability in ChatGPTNextWeb NextChat up to 2.16.1 involves the function addMcpServer in app/mcp/actions.ts, classified as improper authorization (CWE-285) and incorrect privilege assignment (CWE-266). Remote exploitation is possible without privileges or user interaction, and the exploit has been publicly disclosed. The project was informed through an issue report but had not responded yet.","solution":"N/A -- no mitigation discussed in source.","labels":["security"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-7644","publishedAt":"2026-05-02T15:16:14.373Z","cveId":"CVE-2026-7644","cweIds":["CWE-266","CWE-285"],"cvssScore":"7.3","cvssSeverity":"high","severity":"high","attackType":["other"],"issueType":"vulnerability","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":[],"affectedVendorsRaw":["NextChat"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"ChatGPTNextWeb NextChat improper authorization in addMcpServer function","headlinePromptVersion":"h1","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","attackVector":"network","attackComplexity":"low","privilegesRequired":"none","userInteraction":"none","exploitMaturity":"unknown","epssScore":0.00309,"epssCheckedAt":"2026-11-09T18:09:52.424Z","kevDateAdded":null,"advisoryAliases":["GHSA-2jqp-6hx7-phh8"],"affectedPackagesSource":null,"affectedPackagesCheckedAt":"2026-11-03T06:12:14.720Z","patchAvailable":null,"disclosureDate":"2026-05-02T15:16:14.373Z","fixReleasedAt":null,"daysToFix":null,"fixCheckedAt":null,"capecIds":null,"crossRefCount":0,"attackSophistication":"trivial","impactType":["integrity","confidentiality"],"aiComponentTargeted":"plugin","llmSpecific":true,"classifierConfidence":0.9,"researchCategory":null,"atlasIds":null,"fixes":[]}}