TI-2024-14254 Aliases CVE-2024-21497 GHSA-8hp3-rmr7-xh88

Open redirect in github.com/greenpau/caddy-security

LOW 28CWE-601Published 2024-02-17 · Updated 2026-03-03

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Spoofing
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-601.

Summary

Versions of the package github.com/greenpau/caddy-security are vulnerable to Open Redirect via the redirect_url parameter. An attacker could perform a phishing attack and trick users into visiting a malicious website by crafting a convincing URL with this parameter. To exploit this vulnerability, the user must take an action, such as clicking on a portal button or using the browser’s back button, to trigger the redirection.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00499 43rd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	github.com/greenpau/caddy-security	all versions	—	No fix listed	CNA
—	github.com/greenpau/caddy-security (Go)	up to 1.1.23	—	No fix listed	GHSA-8hp3-rmr7-xh88

github.com/greenpau/caddy-security Vendor— Affected all versions Fixed in — No fix listed CNA
github.com/greenpau/caddy-security (Go) Vendor— Affected up to 1.1.23 Fixed in — No fix listed GHSA-8hp3-rmr7-xh88

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:greenpau:caddy-security::::::::	all versions	Vulnerable	Greenpau

cpe:2.3:a:greenpau:caddy-security:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Greenpau

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2024-21497
2026-10-03 Alias added: GHSA-8hp3-rmr7-xh88

References

Advisory 2

Other 2

TI-2024-14252 Versions of the package github.com/greenpau/caddy-security before 1.0.42 are vulnerable… CVSS 3.1CRITICAL 9.8
TI-2024-14251 Authentication bypass by spoofing in github.com/greenpau/caddy-security CVSS 3.1MEDIUM 5.4
TI-2024-14250 Improper array index validation in github.com/greenpau/caddy-security CVSS 3.1MEDIUM 5.3
TI-2024-14256 Improper output encoding in github.com/greenpau/caddy-security CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences