Medium severity5.3NVD Advisory· Published Mar 8, 2021· Updated Jun 17, 2026
CVE-2021-21335
CVE-2021-21335
Description
In the SPNEGO HTTP Authentication Module for nginx (spnego-http-auth-nginx-module) before version 1.1.1 basic Authentication can be bypassed using a malformed username. This affects users of spnego-http-auth-nginx-module that have enabled basic authentication. This is fixed in version 1.1.1 of spnego-http-auth-nginx-module. As a workaround, one may disable basic authentication.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:a:spnego_http_authentication_module_project:spnego_http_authentication_module:*:*:*:*:*:nginx:*:*Range: <1.1.1
- Range: <1.1.1
- Range: < 1.1.1
Patches
Vulnerability mechanics
References
3- github.com/stnoonan/spnego-http-auth-nginx-module/commit/a06f9efca373e25328b1c53639a48decd0854570nvdPatchThird Party Advisory
- github.com/stnoonan/spnego-http-auth-nginx-module/security/advisories/GHSA-ww8q-72rx-hc54nvdPatchThird Party Advisory
- github.com/stnoonan/spnego-http-auth-nginx-module/releases/tag/v1.1.1nvdThird Party Advisory
News mentions
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