VULNERABILITY INTELLIGENCE
CVE-2013-0269
CVSS score7.5 HIGH
EPSS probability13.91%
CISA KEVNot currently listed
Published2013-02-13
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Description
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."
Weakness classification
- CWE-20: Improper Input Validation