CVE-2011-2930

CVE-2011-2930 is a high-severity vulnerability in Rubyonrails Rails with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 2% (82nd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-89
• Affected product: Rubyonrails Rails
• Published: 2011-08-29
• Last modified: 2026-06-16

Description

Multiple SQL injection vulnerabilities in the quote_table_name method in the ActiveRecord adapters in activerecord/lib/active_record/connection_adapters/ in Ruby on Rails before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allow remote attackers to execute arbitrary SQL commands via a crafted column name.

Frequently asked questions

What is CVE-2011-2930?

Multiple SQL injection vulnerabilities in the quote_table_name method in the ActiveRecord adapters in activerecord/lib/active_record/connection_adapters/ in Ruby on Rails before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allow remote attackers to execute arbitrary SQL commands via a crafted column name.

How severe is CVE-2011-2930?

CVE-2011-2930 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2011-2930 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2930?

CVE-2011-2930 primarily affects Rubyonrails Rails. In total, 59 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-2930?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2011-2930 published?

CVE-2011-2930 was published on 2011-08-29 and last updated on 2026-06-16.

References

• http://groups.google.com/group/rubyonrails-security/msg/b1a85d36b0f9dd30?dmode=source&output=gplain
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065212.html
• http://weblog.rubyonrails.org/2011/8/16/ann-rails-3-1-0-rc6
• http://www.debian.org/security/2011/dsa-2301
• http://www.openwall.com/lists/oss-security/2011/08/17/1
• http://www.openwall.com/lists/oss-security/2011/08/19/11
• http://www.openwall.com/lists/oss-security/2011/08/20/1
• http://www.openwall.com/lists/oss-security/2011/08/22/13
• http://www.openwall.com/lists/oss-security/2011/08/22/14
• http://www.openwall.com/lists/oss-security/2011/08/22/5
• https://bugzilla.redhat.com/show_bug.cgi?id=731438
• https://github.com/rails/rails/commit/8a39f411dc3c806422785b1f4d5c7c9d58e4bf85

Affected products (59)

• cpe:2.3:a:rubyonrails:rails:2.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.0.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.0.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.2.0:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.2.2:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.3.3:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.3.9:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.3.10:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.3.11:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:2.3.12:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.0:beta:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.0:beta2:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.0:beta3:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.0:beta4:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.0:rc:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.1:pre:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.2:pre:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.4:rc1:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.5:rc1:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.6:rc1:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.6:rc2:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.7:rc1:*:*:*:*:*:*
• cpe:2.3:a:rubyonrails:rails:3.0.7:rc2:*:*:*:*:*:*

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