Resource exhaustion in Ash-hq Ash_framework
CVE-2026-34593
Ash Framework is a declarative, extensible framework for building Elixir applications. Prior to version 3.22.0, Ash.Type.Module.cast_input/2 unconditionally creates a new Erlang atom via Module.concat([value]) for any user-supplied binary…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.004 (34.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Ash-hq Ash_framework
- Ash-project Ash — versions < 3.22.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Product, x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-34593?
- CVE-2026-34593 is a high-severity vulnerability in Ash-hq Ash_framework, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-04-02.
- How severe is CVE-2026-34593?
- High severity. CVSS v3 base score is 7.5 out of 10.