What’s Vulnerable › Vulnerabilities

CVE-2026-4554: Tenda F453 WriteFacMac FormWriteFacMac privilege escalation

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-22 · updated 2026-06-17
• Weakness: CWE-74

Description

A security flaw has been discovered in Tenda F453 1.0.0.3. The affected element is the function FormWriteFacMac of the file /goform/WriteFacMac. The manipulation of the argument mac results in command injection. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks.

Affected products

• Tenda F453: 1.0.0.3

References

• https://github.com/Litengzheng/vul_db/blob/main/F453/vul_95/README.md
• https://vuldb.com/?ctiid.352381
• https://vuldb.com/?id.352381
• https://vuldb.com/?submit.774933
• https://www.tenda.com.cn/

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