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CVE-2024-26142

Rails possible ReDoS vulnerability in Accept header parsing in Action Dispatch

Published: Feb 27, 2024Updated: Feb 14, 2025 Sources: CVE List NVD GHSACWE-1333
7.5HIGH
NVD MITRE
EPSS Score
1.5%
Top 29.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available
Self-Check
Not available

Description

Rails is a web-application framework. Starting in version 7.1.0, there is a possible ReDoS vulnerability in the Accept header parsing routines of Action Dispatch. This vulnerability is patched in 7.1.3.1. Ruby 3.2 has mitigations for this problem, so Rails applications using Ruby 3.2 or newer are unaffected.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-1333

Affected Products

rails
oss-projectaka rails-html-sanitizer, activestorage
railsLibrary
OSS Libraries / web-framework
rubyonrails
oss-project·USaka ruby on rails, rubyonrails.org, rails
rails
OSS Libraries
RubyGems
package-ecosystem
actionpack
OSS Libraries

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://github.com/rails/rails/security/advisories/GHSA-jjhx-jhvp-74wq
github.com
https://github.com/rails/rails/commit/b4d3bfb5ed8a5b5a90aad3a3b28860c7a931e272
github.com
https://discuss.rubyonrails.org/t/possible-redos-vulnerability-in-accept-header-parsing-in-action-dispatch/84946
discuss.rubyonrails.org
and 4 more references View all →
News mentions
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