CVE-2026-4554HIGH 8.8EPSS p87.3%

CVE-2026-4554CVE-2026-4554

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.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS3.41% probability of exploitation · percentile 87.3% · 2026-06-19T12:03:05Z
Published2026-03-22
Last modified2026-04-29

Underlying weaknesses· 3

CWE-74CWE-77CWE-78

References

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

3

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')cwe-740%live
WeaknessImproper Neutralization of Special Elements used in a Command ('Command Injection')cwe-770%live
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

Related by meaning· 6

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.