Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core (5.4.2 and earlier, 5.5-beta1 and… (CVE-2026-54399)
Description
CVE-2026-54399 is an uncontrolled resource consumption vulnerability in the HTTP/1.1 message parser of Apache HttpComponents Core affecting versions prior to 4.1.0-r0. The vulnerability can lead to denial of service due to resource exhaustion. Spring Boot version 4.1.0-r0 includes a fix for this issue. No detailed technical or impact information beyond the CVSS score is provided.
CVSS v3.1
Score 7.5high
Affected software
pkg:deb/ubuntu/httpcomponents-core?arch=source&distro=trustypkg:deb/ubuntu/httpcomponents-core?arch=source&distro=xenialpkg:deb/ubuntu/httpcomponents-core?arch=source&distro=bionicpkg:deb/ubuntu/httpcomponents-core?arch=source&distro=focalpkg:deb/ubuntu/httpcomponents-core?arch=source&distro=jammypkg:deb/ubuntu/httpcomponents-core5?arch=source&distro=jammypkg:deb/ubuntu/httpcomponents-core?arch=source&distro=noblepkg:deb/ubuntu/httpcomponents-core5?arch=source&distro=noblepkg:deb/ubuntu/httpcomponents-core?arch=source&distro=questingpkg:deb/ubuntu/httpcomponents-core5?arch=source&distro=questingpkg:deb/ubuntu/httpcomponents-core?arch=source&distro=stonkingpkg:deb/ubuntu/httpcomponents-core5?arch=source&distro=stonkingpkg:deb/ubuntu/httpcomponents-core?arch=source&distro=resolutepkg:deb/ubuntu/httpcomponents-core5?arch=source&distro=resoluteRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves uncontrolled resource consumption in the HTTP/1.1 message parser component of Apache HttpComponents Core, which could allow an attacker to cause a denial of service by exhausting system resources. The issue affects multiple specific versions prior to 4.1.0-r0, as listed. The CVSS v3.1 base score is 7.5, indicating a medium severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability. The vulnerability is addressed by updating to Spring Boot version 4.1.0-r0 or later.
Potential Impact
Successful exploitation results in denial of service due to resource exhaustion, impacting system availability. There is no impact on confidentiality or integrity. No known exploits are reported in the wild.
Mitigation Recommendations
Upgrade affected systems to Spring Boot version 4.1.0-r0 or later, which includes the fix for this vulnerability. No other mitigation details are provided. Patch status is confirmed as fixed in 4.1.0-r0.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- CLEANSTART-2026-AY54291
- Osv Schema Version
- 1.7.3
- Ecosystems
- ["Alpine"]
- State
- PUBLISHED
Threat ID: 6a984555acd9273b496ab746
Added to database: 09/02/2026, 15:48:37 UTC
Last enriched: 10/18/2026, 04:57:26 UTC
Last updated: 10/18/2026, 18:48:21 UTC
Views: 101
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