What’s Vulnerable › Vulnerabilities

CVE-2011-5331

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-11-18 · updated 2026-06-16

Description

Distributed Ruby (aka DRuby) 1.8 mishandles instance_eval.

Affected products

• Distributed Ruby Project Distributed Ruby: 1.8

References

• https://www.exploit-db.com/exploits/17058
• https://www.exploit-db.com/exploits/17058

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