CVE Explorer
CVE-2026-57973
Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to perform tampering locally.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"Windows Subsystem for Linux (WSL2)","vendor":"Microsoft","versions":[{"lessThan":"2.7.10","status":"affected","version":"5.0.0.0","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:96d8a8167361faefe222ffe6a621b5d3ef7d3b4f53e514a12c80e1e4e2584304 · sha256:137ceb6a403fa7ca… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:96d8a8167361faefe222ffe6a621b5d3ef7d3b4f53e514a12c80e1e4e2584304 · sha256:137ceb6a403fa7ca… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-367","description":"CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition","lang":"en-US","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:96d8a8167361faefe222ffe6a621b5d3ef7d3b4f53e514a12c80e1e4e2584304 · sha256:137ceb6a403fa7ca… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"Windows Subsystem for Linux (WSL2) Kernel Tampering Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57973"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:96d8a8167361faefe222ffe6a621b5d3ef7d3b4f53e514a12c80e1e4e2584304 · sha256:137ceb6a403fa7ca… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.