CVE-2026-95101

Description NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_v3_module module. When using HTTP/3 with proxy_request_buffering on directive, an unauthenticated attacker may be able to inject data in the proxied request. Impact This vulnerability may allow remote attackers to inject data in the proxied request.  There is no control plane exposure; this is a data plane issue only. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Score

CVSS 4.0 6.9 Medium

Status

Awaiting Analysis - f5sirt@f5.com

Published

2026-10-14

Last modified

2026-10-15

Weaknesses

CWE-172

Affected products

• Nginx Open Source (F5)
• Nginx Plus (F5)

References

• https://my.f5.com/manage/s/article/K000162613