CVE-2026-41316
A remote, anonymous attacker can exploit a vulnerability in Ruby and Ruby on Rails to bypass security measures and execute arbitrary code.
CSIRTS triage
- What
- A vulnerability allows a remote attacker to execute arbitrary code.
- Who is affected
- Deployments of Ruby and Ruby on Rails.
- Urgency
- Remediation is high urgency due to the potential for exploitation.
- Action
- Update to the latest version of Ruby and Ruby on Rails.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Moderate exploitation risk1.1% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 63% of all EPSS-scored CVEs.
Advisory coverage (1)
- high[UPDATE] [high] Ruby and Ruby on Rails (erb gem): Vulnerability allows code executioncert-bund · 2026-07-09
External references
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[](https://www.csirts.com/cve/CVE-2026-41316)