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cve recordhighexploited in the wild3 of 3 cataloguesexploit reported

CVE-2018-14558

Tenda · AC7, AC9, and AC10 Routers · Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability

· Added to CISA KEV
CVSS—
Severityhigh
Weakness—
EPSS8.5%95.0th percentile
Exploited3 KEV sources
Ransomware useUnknown
Federal fix dueMay 3, 2022
patch window

Called exploited 896 days after disclosure.

Measured from the CVE publication date to the earliest of 3 KEV catalogues that list it.

The life of this vulnerability

  1. CVE published
  2. First KEV listing2.5y
  3. Last KEV listing7mo
  4. Last sighting4.8y

Gaps are compressed to equal steps. The elapsed time is printed under each.

Which catalogues call it exploited

Sources3 of 3
Listings differ by204 d
Strongest claimconfirmed

3 catalogues list it. CIRCL aggregates the others and is shown but not counted.

Public exploitation evidence

475 public reports collected from VulnCheck and CIRCL, first on Apr 13, 2021. Each links to its original source. We have not verified them.

Description

Tenda AC7, AC9, and AC10 devices contain a command injection vulnerability due to the "formsetUsbUnload" function executes a dosystemCmd function with untrusted input. Successful exploitation allows an attacker to execute OS commands via a crafted goform/setUsbUnload request.

Required action (CISA)

Apply updates per vendor instructions.

References

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Our coverage of CVE-2018-14558

CVE-2008-4128high

July 2026 CVE Landscape

Cybersecurity researchers identified 85 high-impact vulnerabilities in July 2026 that require urgent remediation, marking a 44% increase from the previous month. Of these, 36 were assigned a "Very Critical" risk score by Insikt Group. The vulnerabilities affected products from 61 vendors, with Microsoft accounting for approximately 12% of the total.