{"data":{"id":"595cfa72-246a-4a15-95b3-3581ecedfc31","title":"CVE-2026-58616: Concurrent execution using shared resource with improper synchronization ('race condition') in Copilot Chat (Microsoft…","summary":"CVE-2026-58616 is a race condition (CWE-362, improper synchronization of a shared resource) in Copilot Chat in Microsoft Edge. An authorized attacker can exploit it over a network to disclose information.","solution":"N/A -- no mitigation discussed in source.","labels":["security","privacy"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-58616","publishedAt":"2026-08-28T20:18:44.927Z","cveId":"CVE-2026-58616","cweIds":["CWE-362"],"cvssScore":"4.4","cvssSeverity":"medium","severity":"medium","attackType":["other"],"issueType":"vulnerability","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":["Microsoft"],"affectedVendorsRaw":["Copilot Chat","Microsoft Edge"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":"Copilot Chat (Microsoft Edge) race condition allows info disclosure","headlinePromptVersion":"h1","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:N","attackVector":"network","attackComplexity":"high","privilegesRequired":"low","userInteraction":"required","exploitMaturity":"unknown","epssScore":0.00295,"epssCheckedAt":"2026-11-04T06:10:14.970Z","kevDateAdded":null,"advisoryAliases":["GHSA-c7hh-86mm-w7m5"],"affectedPackagesSource":null,"affectedPackagesCheckedAt":"2026-11-01T18:08:57.842Z","patchAvailable":null,"disclosureDate":"2026-08-28T20:18:44.927Z","fixReleasedAt":null,"daysToFix":null,"fixCheckedAt":null,"capecIds":["CAPEC-26","CAPEC-29"],"crossRefCount":0,"attackSophistication":"moderate","impactType":["confidentiality"],"aiComponentTargeted":"plugin","llmSpecific":false,"classifierConfidence":0.8,"researchCategory":null,"atlasIds":null,"fixes":[]}}