How to fix CVE-2024-37656?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Is PHP affected by CVE-2024-37656?

Organizations using An open redirect vulnerability in gnuboard5 v.5.5.16 should be aware of moderate risk from CVE-2024-37656 rated CVSS 6.1. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available.

PHP CVE-2024-37656

EUVD-2024-54753 MEDIUM

URL Redirection to Untrusted Site (Open Redirect) (CWE-601)

2025-07-07 [email protected]

PHP Open Redirect Gnuboard

6.1

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 03:37 euvd

EUVD-2024-54753

Analysis Generated

Mar 16, 2026 - 03:37 vuln.today

PoC Detected

Jul 10, 2025 - 21:20 vuln.today

Public exploit code

CVE Published

Jul 07, 2025 - 18:15 nvd

MEDIUM 6.1

DescriptionNVD

An open redirect vulnerability in gnuboard5 v.5.5.16 allows a remote attacker to obtain sensitive information via the insufficient URL parameter verification in bbs/logout.php.

Analysis

An open redirect vulnerability in gnuboard5 v.5.5.16 allows a remote attacker to obtain sensitive information via the insufficient URL parameter verification in bbs/logout.php.

Technical ContextAI

An open redirect vulnerability allows attackers to redirect users from a trusted domain to an arbitrary external URL through manipulation of redirect parameters. This vulnerability is classified as URL Redirection to Untrusted Site (Open Redirect) (CWE-601).

RemediationAI

Validate redirect URLs against a whitelist of allowed destinations. Use relative URLs for redirects. Warn users before redirecting to external sites.

CVE-2024-37656 vulnerability details – vuln.today

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