Vulnerability · Published Apr 4, 2026 · Assigned by VulDB
CVE-2026-5526Tenda 4G03 Pro httpd access control
High 7.3
In plain English
A high-severity improper access control in 4G03 Pro from Tenda. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.4%top 68.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A security flaw has been discovered in Tenda 4G03 Pro up to 1.0/1.1/04.03.01.53/192.168.0.1. Affected by this vulnerability is an unknown functionality of the file /bin/httpd. The manipulation results in improper access controls. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.
Affected products (as reported)
Weakness: CWE-284, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:W/RC:R
References
- VDB-355279 | Tenda 4G03 Pro httpd access control vdb-entry
- VDB-355279 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #782052 | Tenda Tenda 4G03 Pro V1.0 V04.03.01.53 Authentication Bypass Issues third-party-advisory
- https://www.tenda.com.cn/ product