How to fix CVE-2025-53821?

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

Is PHP affected by CVE-2025-53821?

Organizations using the web application should be aware of moderate risk from CVE-2025-53821 rated CVSS 4.7. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available.

CVE-2025-53821

EUVD-2025-21395 MEDIUM

2025-07-14 [email protected]

4.7

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 16, 2026 - 09:43 vuln.today

EUVD ID Assigned

Mar 16, 2026 - 09:43 euvd

EUVD-2025-21395

PoC Detected

Jul 18, 2025 - 20:08 vuln.today

Public exploit code

CVE Published

Jul 14, 2025 - 23:15 nvd

MEDIUM 4.7

Description

WeGIA is an open source web manager with a focus on the Portuguese language and charitable institutions. An Open Redirect vulnerability exists in the web application prior to version 3.4.5. The control.php endpoint allows to specify an arbitrary URL via the `nextPage` parameter, leading to an uncontrolled redirection. Version 3.4.5 contains a fix for the issue.

Analysis

WeGIA is an open source web manager with a focus on the Portuguese language and charitable institutions. An Open Redirect vulnerability exists in the web application prior to version 3.4.5. The control.php endpoint allows to specify an arbitrary URL via the nextPage parameter, leading to an uncontrolled redirection. Version 3.4.5 contains a fix for the issue.

Technical Context

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).

Affected Products

Affected products: Wegia Wegia

Remediation

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

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +24

POC: +20

CVE-2025-53821 vulnerability details – vuln.today

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CVE-2025-53821

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CVE-2025-53821

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