Description
An issue in OpenResty lua-nginx-module v.0.10.26 and before allows a remote attacker to conduct HTTP request smuggling via a crafted HEAD request.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libnginx-mod-http-lua | 1:0.10.27-1 | — |
| Debian 14 | nginx | 1.22.0-3 | — |
| Debian 13 | libnginx-mod-http-lua | 1:0.10.27-1 | — |
| Debian 13 | nginx | 1.22.0-3 | — |
| Debian 12 | libnginx-mod-http-lua | 1:0.10.23-1+deb12u1 | — |
| Debian 12 | nginx | 1.22.0-3 | — |
| Debian 11 | nginx | 1.18.0-6.1+deb11u5 | DLA-4228-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | lua-nginx-redis +2 | No fix yet | — |
| Ubuntu 26.04 LTS | lua-nginx-redis +2 | No fix yet | — |
| Ubuntu 25.10 | lua-nginx-redis +2 | No fix yet | — |
| Ubuntu 24.04 LTS | lua-nginx-redis +2 | No fix yet | — |
| Ubuntu 22.04 LTS | lua-nginx-redis +2 | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | lua-nginx-redis +2 | No fix yet | — |
| Ubuntu 18.04 LTS | lua-nginx-redis +2 | No fix yet | — |
| Ubuntu 16.04 LTS | lua-nginx-redis +2 | No fix yet | — |
Advisories 1
- DLA-4228-1 nginx - security update Debian Security (DSA / DLA) · Mar 9, 2026