CVE-2013-0269
The JSON gem before 1.5.5, 1.6.x before 1.6.8, and 1.7.x before 1.7.7 for Ruby allows remote attackers to cause a denial of service (resource consumption) or bypass the mass assignment protection mechanism via a crafted JSON document that triggers the creation of arbitrary Ruby symbols or certain internal objects, as demonstrated by conducting a SQL injection attack against Ruby on Rails, aka "Unsafe Object Creation Vulnerability."
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-20
- EPSS score
- 13.9% (97th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2017-0327)
- Published
- February 13, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2017-0327 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
- rubygems / json gem
References
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00015.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00034.html
- http://rhn.redhat.com/errata/RHSA-2013-0686.html
- http://rhn.redhat.com/errata/RHSA-2013-0701.html
- http://rhn.redhat.com/errata/RHSA-2013-1028.html
- http://rhn.redhat.com/errata/RHSA-2013-1147.html
- http://secunia.com/advisories/52075(Vendor Advisory)
- http://secunia.com/advisories/52774
- http://secunia.com/advisories/52902
- http://spreecommerce.com/blog/multiple-security-vulnerabilities-fixed
- http://weblog.rubyonrails.org/2013/2/11/SEC-ANN-Rails-3-2-12-3-1-11-and-2-3-17-have-been-released/(Vendor Advisory)
- http://www.openwall.com/lists/oss-security/2013/02/11/7
- http://www.openwall.com/lists/oss-security/2013/02/11/8
- http://www.osvdb.org/90074
- http://www.securityfocus.com/bid/57899
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2013&m=slackware-security.426862
- http://www.ubuntu.com/usn/USN-1733-1
- http://www.zweitag.de/en/blog/ruby-on-rails-vulnerable-to-mass-assignment-and-sql-injection
- https://exchange.xforce.ibmcloud.com/vulnerabilities/82010
- https://groups.google.com/group/rubyonrails-security/msg/d8e0db6e08c81428?dmode=source&output=gplain
- https://puppet.com/security/cve/cve-2013-0269
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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