CVE-2021-37701

highCVSS 8.2covered by 1 sourcefirst seen 2026-08-06

CSIRTS triage

What: Arbitrary file creation or overwrite vulnerability via insufficient symlink protection and directory cache poisoning.
Who is affected: Systems with shared directory structures and symlink-following code; local attackers can exploit.
Urgency: High severity (CVSS 8.2); not exploited but straightforward exploitation path for local privilege escalation.
Action: Identify affected application, apply symlink protection patches, and implement proper directory cache handling.

AI-assisted analysis generated from the source advisory — verify against the original.

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Moderate exploitation risk3.3% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 87% of all EPSS-scored CVEs.

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