ADVISORIES
GEM
SEVERITY
CVSS v3.x: 9.8 (Critical)
UNAFFECTED VERSIONS
- < 0.2.3
- > 0.2.3
PATCHED VERSIONS
None.
DESCRIPTION
The simple_captcha2 gem 0.2.3 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party.