CVE-2026-67991
High · 7.5CVSS
7.5
EPSS
0.5%
Published
Aug 13, 2026
CISA due date
—
The record
crmne/ruby_llm at commit fa6f279847d6d7027814539d9c0dfc3bbdfd2a83 contains a polynomial-time regular expression denial-of-service condition in RubyLLM::Utils.underscore on Ruby 3.1.x. A very long crafted class, agent, or tool name can cause excessive CPU consumption and a denial of service.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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