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Case File

CVE-2021-23365

MEDIUM · CVSS 4.8 EPSS 1.01% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-04-26 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.8. It affects GitHub. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-23365
Severity
MEDIUM
CVSS
4.8
EPSS
1.01%
GitHub

Original NVD Description

The package github.com/tyktechnologies/tyk-identity-broker before 1.1.1 are vulnerable to Authentication Bypass via the Go XML parser which can cause SAML authentication bypass. This is because the XML parser doesn’t guarantee integrity in the XML round-trip (encoding/decoding XML data).

Related CVEs

Other vulnerabilities affecting the same vendor(s)