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6.5 Medium

CVE-2026-40460 When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof…

Description

When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof their source IP address allowing for bypass of authorization or bypass of rate limiting.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected products and versions

Product Affected versions Fixed in
NGINX Plus Versions not published
NGINX Open Source 1.31 earliest → < 1.31.0 1.31.0
NGINX Open Source 1.26 1.26.0 → < 1.30.1 1.30.1

References

Timeline

  1. Published
  2. Last modified

Other CVEs of NGINX Plus

The 37 CVEs of NGINX Plus →
CVE-2026-95101 Description NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_v3_module module 5.3 Medium CVE-2026-93479 A vulnerability exists in NGINX Plus and NGINX Open Source when a map directive uses regex matching and the root… 8.1 High CVE-2026-97205 NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_core_module module 8.1 High CVE-2026-15176 A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive… 8.1 High
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