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7.4
Tenda F453 Router Allows Remote Attackers to Crash Device
CVE-2026-3768
Summary
The Tenda F453 router's formWrlExtraSet function is vulnerable to a remote attack that can crash the device. This means an attacker could remotely take control of the router, potentially disrupting internet access for users. Update the router's firmware to the latest version to fix this issue.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| tenda | f453_firmware | 1.0.0.3 | – |
Original title
A security vulnerability has been detected in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlExtraSet of the file /goform/WrlExtraSet. The manipulation of the argument GO...
Original description
A security vulnerability has been detected in Tenda F453 1.0.0.3. Affected by this vulnerability is the function formWrlExtraSet of the file /goform/WrlExtraSet. The manipulation of the argument GO leads to stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.
nvd CVSS2.0
9.0
nvd CVSS3.1
8.8
nvd CVSS4.0
7.4
Vulnerability type
CWE-119
Buffer Overflow
CWE-121
Stack-based Buffer Overflow
Published: 8 Mar 2026 · Updated: 13 Mar 2026 · First seen: 8 Mar 2026