Medium severity5.4GHSA Advisory· Published Feb 17, 2024· Updated Jun 17, 2026
CVE-2024-21494
CVE-2024-21494
Description
All versions of the package github.com/greenpau/caddy-security are vulnerable to Authentication Bypass by Spoofing via the X-Forwarded-For header due to improper input sanitization. An attacker can spoof an IP address used in the user identity module (/whoami API endpoint). This could lead to unauthorized access if the system trusts this spoofed IP address.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/greenpau/caddy-securityGo | <= 1.1.23 | — |
Affected products
2- Range: <= 1.1.23
Patches
Vulnerability mechanics
References
7- blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddy/nvdThird Party Advisory
- github.com/advisories/GHSA-vj36-3ccr-6563ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2024-21494ghsaADVISORY
- security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMGREENPAUCADDYSECURITY-6249859nvdThird Party AdvisoryWEB
- github.com/greenpau/caddy-securityghsaPACKAGE
- blog.trailofbits.com/2023/09/18/security-flaws-in-an-sso-plugin-for-caddyghsaWEB
- github.com/greenpau/caddy-security/issues/266nvdIssue TrackingWEB
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