Lucene search
K
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

undertow: OutOfMemory when parsing form data encoding with application/x-www-form-urlencoded

🗓️ 08 Jan 2026 16:57:30Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Undertow flaw causes OutOfMemory while parsing large form data encoded as application/x-www-form-urlencoded, enabling denial of service.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: DevOps Test Performance contains a vulnerability related to use of the Undertow web server component
10 Apr 202614:14
–ibm
IBM Security Bulletins		Security Bulletin: IBM Terracotta is affected by two Undertow vulnerabilities that could allow remote denial of service attacks and Host header manipulation leading to cache poisoning or session hijacking
23 Feb 202619:06
–ibm
IBM Security Bulletins		Security Bulletin: IBM InfoSphere Information Server is affected by multiple vulnerabilities in Undertow
24 Mar 202619:29
–ibm
ATTACKERKB		CVE-2024-3884
3 Dec 202518:40
–attackerkb
Chainguard		CVE-2024-3884 vulnerabilities
27 Jan 202601:17
–cgr
Circl		CVE-2024-3884
3 Dec 202519:29
–circl
CNNVD		Red Hat Undertow 输入验证错误漏洞
3 Dec 202500:00
–cnnvd
CVE		CVE-2024-3884
3 Dec 202518:40
–cve
Cvelist		CVE-2024-3884 Undertow: outofmemory when parsing form data encoding with application/x-www-form-urlencoded
3 Dec 202518:40
–cvelist
Debian CVE		CVE-2024-3884
3 Dec 202518:40
–debiancve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9noarcheap8-apache-cxf4.0.10-1.redhat_00001.1.el9eapeap8-apache-cxf-4.0.10-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-apache-cxf-rt4.0.10-1.redhat_00001.1.el9eapeap8-apache-cxf-rt-4.0.10-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-apache-cxf-services4.0.10-1.redhat_00001.1.el9eapeap8-apache-cxf-services-4.0.10-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-apache-cxf-tools4.0.10-1.redhat_00001.1.el9eapeap8-apache-cxf-tools-4.0.10-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-bouncycastle1.82.0-1.redhat_00001.1.el9eapeap8-bouncycastle-1.82.0-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-bouncycastle-jmail1.82.0-1.redhat_00001.1.el9eapeap8-bouncycastle-jmail-1.82.0-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-bouncycastle-pg1.82.0-1.redhat_00001.1.el9eapeap8-bouncycastle-pg-1.82.0-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-bouncycastle-pkix1.82.0-1.redhat_00001.1.el9eapeap8-bouncycastle-pkix-1.82.0-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-bouncycastle-prov1.82.0-1.redhat_00001.1.el9eapeap8-bouncycastle-prov-1.82.0-1.redhat_00001.1.el9eap.noarch.rpm
Red Hat Enterprise Linux9noarcheap8-bouncycastle-util1.82.0-1.redhat_00001.1.el9eapeap8-bouncycastle-util-1.82.0-1.redhat_00001.1.el9eap.noarch.rpm
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
07 Jul 2026 15:54Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.01256
SSVC
CWE-20
UndertowOutOfMemoryform dataapplication x-www-form-urlencodedremotedenial of service
4