CVE-2026-53426
1 advisory.
Hex/mdex CVE-2026-53426: high 8.2, EPSS 0.18%
Atom-table exhaustion denial-of-service via JSON parse_document in MDEx
Action: Upgrade mdex to 0.13.2 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0.4.3 | 0.13.2 | - |
Fixed versions
| 0.13.2 |
Sources
- osv: EEF-CVE-2026-53426
- nvd: CVE-2026-53426
- 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
CVE-2026-53426 · published · modified · JSON