Access Control Vulnerability in Tenda 4G03 Pro Router
CVE-2026-5526

6.9MEDIUM

Key Information:

Vendor

Tenda
Status
4g03 Pro
Vendor
CVE Published:
4 April 2026

What is CVE-2026-5526?

A security flaw has been identified in the Tenda 4G03 Pro router, specifically affecting versions up to 1.0, 1.1, and 04.03.01.53. This vulnerability arises from unknown functionality within the /bin/httpd file, leading to improper access controls. Attackers may exploit this flaw remotely, which poses a significant risk as the exploit has been publicly disclosed.

Affected Version(s)

4G03 Pro 1.0

4G03 Pro 1.1

4G03 Pro 04.03.01.0

References

https://vuldb.com/vuln/355279
vdb-entry
https://vuldb.com/vuln/355279/cti
signaturepermissions-required
https://vuldb.com/submit/782052
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

CoreNode (VulDB User)
VulDB Vulnerability Moderation Team
.