PT-2026-27019 · Tenda · Tenda F453

Ltzhust · Published 2026-03-22 · Updated 2026-03-23 · CVE-2026-4554

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Tenda F453 version 1.0.0.3

Description A security flaw exists in Tenda F453 version 1.0.0.3. The issue is related to command injection resulting from manipulation of the mac argument within the FormWriteFacMac function located in the file /goform/WriteFacMac. This allows for remote attacks. The exploit for this issue has been publicly released.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, restrict access to the /goform/WriteFacMac file.

Exploit

Fix

Special Elements Injection

OS Command Injection

Command Injection

Weakness Enumeration

CWE-74

CWE-78

CWE-77

Related Identifiers

CVE-2026-4554

Affected Products

Tenda F453

References · 7

• 🔥 https://github.com/Litengzheng/vul_db/blob/main/F453/vul_95/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-4554 · Security Note
• https://tenda.com.cn · Note
• https://vuldb.com/?ctiid.352381 · Note
• https://vuldb.com/?id.352381 · Note
• https://vuldb.com/?submit.774933 · Note
• https://twitter.com/CVEnew/status/2035992500771459572 · Twitter Post