What is the CVSS score of CVE-2024-39363?

CVE-2024-39363 has a CVSS 3.1 base score of 9.6 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H. EPSS exploitation probability: 10.7%.

Which versions of Wl Wn533A8 Firmware are affected by CVE-2024-39363?

CVE-2024-39363 presents critical security risk rated CVSS 9.6. Successful exploitation could critically impact the confidentiality, integrity, and availability of affected systems.

Is there a public PoC exploit available for CVE-2024-39363?

Yes, a public proof-of-concept exploit is available for CVE-2024-39363. Prioritise patching immediately. EPSS: 10.7%.

How to fix or mitigate CVE-2024-39363?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Monitor vendor channels for patch availability.

Wl Wn533A8 Firmware CVE-2024-39363

CRITICAL

Basic XSS (CWE-80)

2025-01-14 talos-cna@cisco.com

XSS Wl Wn533A8 Firmware

9.6

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.6 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:03 vuln.today

PoC Detected

Aug 25, 2025 - 18:29 vuln.today

Public exploit code

CVE Published

Jan 14, 2025 - 15:15 nvd

CRITICAL 9.6

DescriptionCVE.org

A cross-site scripting (xss) vulnerability exists in the login.cgi set_lang_CountryCode() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to a disclosure of sensitive information. An attacker can make an unauthenticated HTTP request to trigger this vulnerability.

AnalysisAI

A cross-site scripting (xss) vulnerability exists in the login.cgi set_lang_CountryCode() functionality of Wavlink AC3000 M33A8.V5030.210505. Rated critical severity (CVSS 9.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 10.7%.

Technical ContextAI

This vulnerability is classified under CWE-80. A cross-site scripting (xss) vulnerability exists in the login.cgi set_lang_CountryCode() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to a disclosure of sensitive information. An attacker can make an unauthenticated HTTP request to trigger this vulnerability. Affected products include: Wavlink Wl-Wn533A8 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.