CVE-2026-40460

NGINX ngx_quic_module vulnerability

CVE-2026-40460 is fixed in 29 products on 1 platform, first by libnginx-mod-http-geoip 1.28.0-6ubuntu1.4, released May 22, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0037
31st percentile

bypass of authorization and bypass of rate limiting when NGINX is configured to use the HTTP/3 QUIC module (bsc#1265228).

Where it's fixed

ProductFixed inFixReleased
Linux
libnginx-mod-http-geoip · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 libnginx-mod-http-geoip 1.28.0-6ubuntu1.4 May 22, 2026
libnginx-mod-http-geoip · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 libnginx-mod-http-geoip 1.28.3-2ubuntu1.2 May 22, 2026
libnginx-mod-http-image-filter · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 libnginx-mod-http-image-filter 1.28.0-6ubuntu1.4 May 22, 2026
libnginx-mod-http-image-filter · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 libnginx-mod-http-image-filter 1.28.3-2ubuntu1.2 May 22, 2026
libnginx-mod-http-perl · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 libnginx-mod-http-perl 1.28.0-6ubuntu1.4 May 22, 2026
libnginx-mod-http-perl · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 libnginx-mod-http-perl 1.28.3-2ubuntu1.2 May 22, 2026
libnginx-mod-http-xslt-filter · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 libnginx-mod-http-xslt-filter 1.28.0-6ubuntu1.4 May 22, 2026
libnginx-mod-http-xslt-filter · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 libnginx-mod-http-xslt-filter 1.28.3-2ubuntu1.2 May 22, 2026
libnginx-mod-mail · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 libnginx-mod-mail 1.28.0-6ubuntu1.4 May 22, 2026
libnginx-mod-mail · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 libnginx-mod-mail 1.28.3-2ubuntu1.2 May 22, 2026
libnginx-mod-stream · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 libnginx-mod-stream 1.28.0-6ubuntu1.4 May 22, 2026
libnginx-mod-stream · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 libnginx-mod-stream 1.28.3-2ubuntu1.2 May 22, 2026
libnginx-mod-stream-geoip · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 libnginx-mod-stream-geoip 1.28.0-6ubuntu1.4 May 22, 2026
libnginx-mod-stream-geoip · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 libnginx-mod-stream-geoip 1.28.3-2ubuntu1.2 May 22, 2026
nginx · Debian 13.5 (trixie) 1.26.3-3+deb13u5 DEBIAN-CVE-2026-40460 May 27, 2026
nginx · Debian 14 1.30.0-4 DEBIAN-CVE-2026-40460 May 27, 2026
nginx · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 nginx 1.28.0-6ubuntu1.4 May 22, 2026
nginx · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 nginx 1.28.3-2ubuntu1.2 May 22, 2026
nginx · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx · opensuse-leap 16.0 1.27.2-160000.6.1 OPENSUSE-SU-2026:21439-1 Jul 24, 2026
nginx · sles 16.0 1.27.2-160000.6.1 SUSE-SU-2026:22951-1 Jul 24, 2026
nginx-all-modules · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-common · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 nginx-common 1.28.0-6ubuntu1.4 May 22, 2026
nginx-common · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 nginx-common 1.28.3-2ubuntu1.2 May 22, 2026
nginx-core · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 nginx-core 1.28.0-6ubuntu1.4 May 22, 2026
nginx-core · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 nginx-core 1.28.3-2ubuntu1.2 May 22, 2026
nginx-core · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-core-debuginfo · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-debuginfo · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-debugsource · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-extras · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 nginx-extras 1.28.0-6ubuntu1.4 May 22, 2026
nginx-extras · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 nginx-extras 1.28.3-2ubuntu1.2 May 22, 2026
nginx-filesystem · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-full · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 nginx-full 1.28.0-6ubuntu1.4 May 22, 2026
nginx-full · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 nginx-full 1.28.3-2ubuntu1.2 May 22, 2026
nginx-light · Ubuntu 25.10 (questing) 1.28.0-6ubuntu1.4 nginx-light 1.28.0-6ubuntu1.4 May 22, 2026
nginx-light · Ubuntu 26.04.1 LTS (resolute) 1.28.3-2ubuntu1.2 nginx-light 1.28.3-2ubuntu1.2 May 22, 2026
nginx-mod-devel · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-http-image-filter · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-http-image-filter-debuginfo · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-http-perl · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-http-perl-debuginfo · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-http-xslt-filter · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-http-xslt-filter-debuginfo · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-mail · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-mail-debuginfo · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-stream · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026
nginx-mod-stream-debuginfo · amzn 2023 1:1.30.1-1.amzn2023.0.1 ALAS2023-2026-1714 May 25, 2026

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