SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2012-3463

Cross-site scripting (XSS) vulnerability in actionpack/lib/action_view/helpers/form_tag_helper.rb in Ruby on Rails 3.x before 3.0.17, 3.1.x before 3.1.8, and 3.2.x before 3.2.8 allows remote attackers to inject arbitrary web script or HTML via the…

MEDIUM 4.3EPSS 1.31%

Does this matter?

Lower severity and a low EPSS score (1.31%). Track it; it rarely justifies an emergency change on its own.

Description

Cross-site scripting (XSS) vulnerability in actionpack/lib/action_view/helpers/form_tag_helper.rb in Ruby on Rails 3.x before 3.0.17, 3.1.x before 3.1.8, and 3.2.x before 3.2.8 allows remote attackers to inject arbitrary web script or HTML via the prompt field to the select_tag helper.

CVSS 2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
EPSS
1.31% probability · 70th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Affected
rubyonrails/rails · rubyonrails/ruby on rails
Source
secalert@redhat.com
EPSS trend
0%3%5%26 October 2026: 1.31%26 October 202626 October 2026

EPSS 1.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.