CVE-2024-33452: OpenResty lua-nginx-module v.0.10.26 · CWE-444
Source GCVE Database
Not known to be exploited · CVSS 7.7 High.
Data as of 30 Oct 2026, 01:35 UTC
Thin evidence
One scorer or none| CISA-ADP | CVSS 3.1 | 7.7 |
|---|
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:LExploitation evidence
Disclosed: evidence found.
CVE published 22 Apr 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
AI-suggested
Until a fix is available, consider mitigating HTTP request smuggling risks by configuring web servers and proxies to properly validate and normalize HTTP requests, and by restricting or monitoring HEAD request handling.
Description
OpenResty lua-nginx-module version 0.10.26 and earlier contain a vulnerability that allows remote attackers to perform HTTP request smuggling using a specially crafted HEAD request. This flaw can lead to high impact on confidentiality and integrity, with limited impact on availability.
References
- nvd.nist.gov/vuln/detail/CVE-2024-33452 (opens in a new tab)
- lists.debian.org/debian-lts-announce/2025/06/msg00026.html (opens in a new tab)
- portswigger.net/research/http-desync-attacks-request-smuggling-reborn (opens in a new tab)
- benasin.space/2025/03/18/OpenResty-lua-nginx-module-v0-10-26-HTTP-Request-Smuggling-in-HEAD-requests (opens in a new tab)