CVE-2021-32708: Time-of-check Time-of-use (TOCTOU) Race Condition in league/flysystem

critical Affects league/flysystem. Feed 2026.10.29.1, updated 2026-10-28; published 2021-06-29; advisory modified 2026-07-08.

Time-of-check Time-of-use (TOCTOU) Race Condition in league/flysystem

Package: league/flysystem Composer
Affected versions: <1.1.4 or >=2.0.0 and <2.1.1
Fixed in: 1.1.4, 2.1.1
Severity: critical CVSS 9.8
Exploitation: not on CISA KEV · EPSS 3% (89.1th percentile)
Published: 2021-06-29
Source: osv.dev

References

CWE-367

NVD record league/flysystem advisories

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