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CVE-2026-95101— NGINX ngx_http_v3_module vulnerability

Quick assessment

Affected
F5 NGINX Plus
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

描述 NGINX Plus 和 NGINX Open Source 的 模块存在一个安全漏洞。当使用 HTTP/3 协议且启用了 指令时，未经身份验证的攻击者可能能够向被代理的请求中注入数据。 影响 该漏洞可能允许远程攻击者在被代理的请求中注入数据。此漏洞不涉及控制面暴露；它仅是一个数据面（数据平面）问题。 注：已终止技术支持（EoTS）的软件版本不在评估范围内。

CVSS 5.3 · Medium EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 9

VendorProduct Version RangeStatus
F5 NGINX Open Source 1.31.0< 1.31.7 affected
1.30.0< 1.30.6 affected
1.25.0< * affected
F5 NGINX Plus 37.1.0< 37.2.0.1 affected
37.0.0< 37.0.7.1 affected
R36< * affected
R35< * affected
R34< * affected
R33< * affected
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I. Basic Information for CVE-2026-95101

Vulnerability Information
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Vulnerability Title
NGINX ngx_http_v3_module vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
编码错误
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
F5 NGINX Plus 37.1.0 ~ 37.2.0.1 -
F5 NGINX Open Source 1.31.0 ~ 1.31.7 -

II. Public POCs for CVE-2026-95101

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III. Intelligence Information for CVE-2026-95101

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Other References for CVE-2026-95101 (1)

Same Patch Batch · F5 · 2026-10-14 · 11 CVEs total

CVE-2026-91184 8.8 HIGH NGINX Gateway Fabric vulnerability
CVE-2026-93479 8.1 HIGH NGINX map directive and regex matching vulnerability
CVE-2026-15176 8.1 HIGH NGINX ngx_http_core_module vulnerability
CVE-2026-97205 8.1 HIGH NGINX ngx_http_core_module vulnerability
CVE-2026-94197 7.5 HIGH NGINX Ingress Controller vulnerability
CVE-2026-104939 7.5 HIGH NGINX Ingress Controller vulnerability
CVE-2026-101019 6.5 MEDIUM NGINX ngx_http_js_module vulnerability
CVE-2026-96615 6.5 MEDIUM NGINX Gateway Fabric vulnerability
CVE-2026-97629 6.5 MEDIUM NGINX ngx_http_ssl_module vulnerability
CVE-2026-101025 5.3 MEDIUM NGINX ngx_http_js_module vulnerability

IV. Related Vulnerabilities

Same product: NGINX Plus
Same vendor: F5
Same weakness: CWE-172

V. Comments for CVE-2026-95101

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