CVE-2006-1931

CVE-2006-1931 is a medium-severity vulnerability in Yukihiro Matsumoto Ruby with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The HTTP/XMLRPC server in Ruby before 1.8.2 uses blocking sockets, which allows attackers to cause a denial of service (blocked connections) via a large amount of data.

Frequently asked questions

What is CVE-2006-1931?
The HTTP/XMLRPC server in Ruby before 1.8.2 uses blocking sockets, which allows attackers to cause a denial of service (blocked connections) via a large amount of data.
How severe is CVE-2006-1931?
CVE-2006-1931 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-1931 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-1931?
CVE-2006-1931 primarily affects Yukihiro Matsumoto Ruby. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-1931?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-1931 published?
CVE-2006-1931 was published on 2006-04-20 and last updated on 2026-06-16.

References

Affected products (10)

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