UNKNOWNhex →
Atom-table exhaustion denial-of-service via JSON parse_document in MDEx
Atom-table exhaustion denial-of-service via JSON parse_document in MDEx
Affected packages
- mdex
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://github.com/leandrocp/mdex/security/advisories/GHSA-923r-7vf4-5vw8
- https://cna.erlef.org/cves/CVE-2026-53426.html
- https://github.com/leandrocp/mdex/commit/00fddf444220a1f1cc0af0a1cab6738804878387
- https://hex.pm/packages/mdex
Structured record: https://osv.dev/vulnerability/EEF-CVE-2026-53426
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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