What is the CVSS score of CVE-2026-24435?

CVE-2026-24435 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.0%.

Which versions of W30e Firmware are affected by CVE-2026-24435?

CVE-2026-24435 presents notable security risk rated CVSS 6.5. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2026-24435?

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

W30e Firmware CVE-2026-24435

MEDIUM

Permissive Cross-domain Security Policy with Untrusted Domains (CWE-942)

2026-01-26 disclosure@vulncheck.com

Information Disclosure Tenda W30e Firmware

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:00 vuln.today

CVE Published

Jan 26, 2026 - 18:16 nvd

MEDIUM 6.5

DescriptionCVE.org

Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) implement an insecure Cross-Origin Resource Sharing (CORS) policy on authenticated administrative endpoints. The device sets Access-Control-Allow-Origin: * in combination with Access-Control-Allow-Credentials: true, allowing attacker-controlled origins to issue credentialed cross-origin requests.

AnalysisAI

Tenda W30E firmware through V16.01.0.19(5037) is vulnerable to CORS misconfiguration that permits authenticated administrative endpoints to accept credentialed cross-origin requests from arbitrary origins. An authenticated attacker can exploit this vulnerability to perform unauthorized actions on affected devices by tricking administrators into visiting malicious web pages. No patch is currently available for this vulnerability.

Technical ContextAI

Affects W30E Firmware. Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19(5037) implement an insecure Cross-Origin Resource Sharing (CORS) policy on authenticated administrative endpoints. The device sets Access-Control-Allow-Origin: * in combination with Access-Control-Allow-Credentials: true, allowing attacker-controlled origins to issue credentialed cross-origin requests.