{"id":"CVE-2026-81356","aliases":[],"cve":{"records":[{"id":"CVE-2026-81356","source":"microsoft","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-08-26T18:40:19.856Z","published":"2026-09-08T17:13:56.435Z","modified":"2026-10-30T21:52:22.457Z"}],"publishers":[{"name":"microsoft","role":"CNA","organizationId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","modified":"2026-10-30T21:52:22.457Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-09-10T14:30:59.252Z"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81356","tags":["vendor-advisory","patch"],"source":"microsoft"}],"weaknesses":[{"id":"CWE-444","description":"CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')","source":"microsoft"}],"applicability":[{"source":"microsoft","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:visual_studio_code:*:*:*:*:*:*:*:*","versionStartIncluding":"1.0.0","versionEndExcluding":"1.136.2"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-09-10T14:30:30.828393Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Visual Studio Code Security Feature Bypass Vulnerability","titleSource":"microsoft","descriptionSource":"microsoft","description":"Inconsistent interpretation of http requests ('http request/response smuggling') in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.","score":8.2,"severity":"high","published":"2026-09-08T17:13:56.435Z","modified":"2026-10-30T21:52:22.457Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Microsoft","name":"Visual Studio Code","platforms":[],"versions":[{"version":"1.0.0","status":"affected","lessThan":"1.136.2","versionType":"custom"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-81356"}],"remediation":[],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81356"],"sources":[{"name":"CVE","id":"CVE-2026-81356","modified":"2026-10-30T21:52:22.457Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-81356"}],"assessments":[{"source":"microsoft","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C","score":8.2}],"sourceAffected":[],"observedAt":"2026-10-30T23:47:01.171Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T07:50:32.196Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":{"text":"Visual Studio Code versions 1.0.0 to less than 1.136.2 have a security feature bypass vulnerability due to inconsistent interpretation of HTTP requests. An attacker can bypass a security feature over a network. The impact is not specified.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-31T03:11:09.061Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-81356"}]}}