ShellCodeX vulnerability brief
UNASSESSED
Received
CVE-2026-67991
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.
Published 13 Aug 2026, 14:17 UTC
Last modified 13 Aug 2026, 14:17 UTC
01
Attack profile
The conditions required to exploit this vulnerability and its potential impact.
Attack vector
Not assessed
Attack complexity
Not assessed
Privileges required
Not assessed
User interaction
Not assessed
Scope
Not assessed
Confidentiality
Not assessed
Integrity
Not assessed
Availability
Not assessed
02
Affected products
Product applicability statements supplied with the NVD record.
NVD has not published structured affected-product data for this record.
03
Weakness classification
CWE categories help security teams group the underlying software weakness.
Weakness classification is still awaiting analysis.
04
Source references
External advisories, patches and technical reports attached to this CVE record.