CVE-2026-34593 affects Ash Framework versions prior to 3.22.0, stemming from a flaw in Ash.Type.Module.cast_input/2 that unconditionally creates new Erlang atoms from user-supplied input. This vulnerability carries a high severity CVSS score of 8.2, enabling an unauthenticated attacker to trigger a denial of service. By exhausting the BEAM VM's atom table, an attacker can crash the entire application. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.22.0CPE matchmatch criteria | cpe:2.3:a:ash-hq:ash_framework:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.