Cyber Resilience

CVE-2020-36309

Medium

Published: 06 April 2021

Published
06 April 2021
Modified
03 November 2025
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0042 62.5th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-36309 is a medium-severity an unspecified weakness vulnerability in Openresty Lua-Nginx-Module. Its CVSS base score is 5.3 (Medium).

Operationally, ranked in the top 37.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

ngx_http_lua_module (aka lua-nginx-module) before 0.10.16 in OpenResty allows unsafe characters in an argument when using the API to mutate a URI, or a request or response header.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

openresty
lua-nginx-module
≤ 0.10.16

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References