Vulnerability · Published Apr 26, 2026 · Assigned by VulDB
CVE-2026-7031Tenda F456 SafeMacFilter fromSafeMacFilter buffer overflow
High 8.8
In plain English
A high-severity buffer overflow in F456 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.7%top 48.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was detected in Tenda F456 1.0.0.5. This impacts the function fromSafeMacFilter of the file /goform/SafeMacFilter. The manipulation of the argument page results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.
Affected products (as reported)
Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
References
- VDB-359611 | Tenda F456 SafeMacFilter fromSafeMacFilter buffer overflow vdb-entry, technical-description
- VDB-359611 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #798452 | Tenda F456 v1.0.0.5 Stack-based Buffer Overflow third-party-advisory
- https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_121/README.md exploit
- https://www.tenda.com.cn/ product