UNKNOWNhex →
Unbounded chunk-size hex digits in cowlib cause quadratic CPU and memory DoS
Unbounded chunk-size hex digits in cowlib cause quadratic CPU and memory DoS
Affected packages
- cowlib
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://cna.erlef.org/cves/CVE-2026-7790.html
- https://github.com/ninenines/cowlib/commit/a4b8039ce8c93ab00867ef6b7e888822c09f4369
- https://hex.pm/packages/cowlib
Structured record: https://osv.dev/vulnerability/EEF-CVE-2026-7790
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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