Cross site scripting in actionpack Rubygem

published 2021-10-19 5 y ago modified 2026-06-16 4 mo ago also GHSA-q58j-fmvf-9rq6 , EUVD-2022-1807

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.3%; EPSS 1.3% chance of exploitation in 30 days, percentile 70%
public exploits: 0; none known

A cross-site scripting vulnerability flaw was found in the auto_link function in Rails before version 3.0.6.

Patch / fix

fixed in 2 links 2

rubygems actionpack 3.0.6
rubyonrails rails 3.0.6

github.com/rails/rails@61ee344 commit
github.com/rails/rails@ab764ec commit

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2011-1497 updated 2026-11-05 cvss 7.5

rubygem-actionpack: Cross-site scripting in auto_link function

Red Hat CloudForms Management Engine 5 cfme-gemset Red Hat 3scale API Management Platform 2 rails Red Hat Satellite 6 tfm-rubygem-rails, tfm-ror52-rubygem-rails
not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.29% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

openwall.com https://www.openwall.com/lists/oss-security/2011/04/06/13 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N
GitHub	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem	package	affected	fixed in
rubygems	actionpack	>=3.0.0.rc, <3.0.6	3.0.6

Affected products

n/a rails

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

Technology feeds

Ruby on Rails rss critical rss

References

github.com /rails/rails/commit/61ee3449674c591747db95f9b3472c5c3bd9e84d
web
github.com /rails/rails/commit/ab764ecbfea31a3b14323283287e2fc80955ace6
web
openwall.com /lists/oss-security/2011/04/06/13
web, exploit, mailing-list, third-party-advisory
github.com /rails/rails/blob/38df020c95beca7e12f0188cb7e18f3c37789e20/actionpack/CHANGELOG
web, release-notes, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2011-1497
advisory
github.com /rails/rails
package
github.com /rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2011-1497.yml
web

Sources

CVE List CVE-2011-1497
GitHub Advisory GHSA-q58j-fmvf-9rq6
NVD CVE-2011-1497

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary