CVE-2024-28871

libhtp: LibHTP is a security-aware parser for the HTTP protocol and the related bits and pieces

CVE-2024-28871 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2024-28871, released April 4, 2024. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0084
58th percentile

LibHTP is a security-aware parser for the HTTP protocol and the related bits and pieces. Version 0.5.46 may parse malformed request traffic, leading to excessive CPU usage. Version 0.5.47 contains a patch for the issue. No known workarounds are available.

Where it's fixed

ProductFixed inFixReleased
Linux
libhtp · Debian 13.5 (trixie) 1:0.5.47-1 DEBIAN-CVE-2024-28871 Apr 4, 2024
libhtp2 · Ubuntu 20.04 LTS (focal) 1:0.5.32-1ubuntu0.1~esm1 libhtp2 1:0.5.32-1ubuntu0.1~esm1 Jul 23, 2025
libhtp2 · Ubuntu 22.04.1 LTS (jammy) 1:0.5.39-1ubuntu0.1~esm1 libhtp2 1:0.5.39-1ubuntu0.1~esm1 Jul 23, 2025
libhtp2 · Ubuntu 24.04.5 LTS (noble) 1:0.5.46-1ubuntu2+esm1 libhtp2 1:0.5.46-1ubuntu2+esm1 Jul 23, 2025

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