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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.

PUBLISHED Reserved 2026-03-21 | Published 2026-03-22 | Updated 2026-03-25 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Command Injection

Injection

Product status

1.0.0.3
affected

Timeline

2026-03-21:Advisory disclosed
2026-03-21:VulDB entry created
2026-03-21:VulDB entry last update

Credits

LtzHust (VulDB User) reporter

References

vuldb.com/?id.352381 (VDB-352381 | Tenda F453 WriteFacMac FormWriteFacMac privilege escalation) vdb-entry technical-description

vuldb.com/?ctiid.352381 (VDB-352381 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.774933 (Submit #774933 | Tenda F453 v1.0.0.3 Command Injection) third-party-advisory

github.com/...ngzheng/vul_db/blob/main/F453/vul_95/README.md exploit

www.tenda.com.cn/ product

cve.org (CVE-2026-4554)

nvd.nist.gov (CVE-2026-4554)

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