Is CVE-2022-2487 actively exploited?

Yes. KEV Intelligence tracks CVE-2022-2487 as a known exploited vulnerability. Confidence is high.

What exploitation activity has KEV Intelligence observed?

KEV Intelligence has not yet recorded sensor-observed exploitation attempts for CVE-2022-2487. Our sensors continue to monitor for activity targeting this CVE.

Which versions are affected?

Version-level data is not available; KEV Intelligence tracks WAVLINK WN535K2, WN535K3.

No. CVE-2022-2487 is not currently listed in CISA KEV.

Vulnerability report

Exploited in the wild High confidence Not in CISA KEV

CVE-2022-2487

WN535K2 Command Injection

Wavlink / WN535K2

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Severity: CVSS 8.0 · High
Confidence: High
Exploit status: Exploited in the wild
EPSS: 79.5%
First observed: —
Last observed: —

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2022-2487 is a vulnerability affecting WAVLINK WN535K2, WN535K3. A vulnerability has been found in WAVLINK WN535K2 and WN535K3 and classified as critical. This vulnerability affects unknown code of the file...

Is it exploited?

Yes. KEV Intelligence tracks this CVE as a known exploited vulnerability. Confidence is high.

Who is affected?

WAVLINK / WN535K2.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

A vulnerability has been found in WAVLINK WN535K2 and WN535K3 and classified as critical

A vulnerability has been found in WAVLINK WN535K2 and WN535K3 and classified as critical. This vulnerability affects unknown code of the file /cgi-bin/nightled.cgi.

The manipulation of the argument start_hour leads to os command injection. The exploit has been disclosed to the public and may be used.

Published: 20 Jul 2022
Exploitation Reported: 03 Jun 2025
Attack vector: Adjacent
Complexity: Low
Privileges: Low
User interaction: None

CVE References

GitHub — 1angx/webray.com.cn github.com · CVE Record https://github.com/1angx/webray.com.cn/blob/main/Wavlink/Wavlink%20ni...
vuldb.com vuldb.com · CVE Record https://vuldb.com/?id.204538

Exploitation evidence

Why KEV Intelligence marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

The Shadowserver

Recorded 03 Jun 2025

Independent exploitation attestation added to the KEV Intelligence record.

Proof of concept available

Nuclei Templates

Recorded 12 Jun 2026

Public scanner or PoC coverage increases practical exploitability.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the KEV Intelligence Pro API.

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Source	Added
The Shadowserver First	2025-06-05 09:08 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets: 0
User-Agents: 0

Raw values available in Pro and Enterprise.

Scanner coverage

Nuclei template detected 25 Apr 2025.

View Nuclei template

Virtual patch status

No KEV Intelligence virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner	Reference	Detected
Nuclei	https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-2487.yaml	25 Apr 2025

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

8.0 High

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

79.5%

Weaknesses

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE-78

Potential Proof of Concepts

These PoCs are unverified and could contain malware. Use at your own risk.

Wavlink WN535K2/WN535K3 - OS Command Injection

nuclei · Created Unknown

Timeline

From disclosure to observed exploitation

12 Jun 2026
Public PoC available

Public proof-of-concept code published
05 Jun 2025
Added to KEV Intelligence KEV Feed

High-confidence, third-party attested exploitation
25 Apr 2025
Nuclei template available

Scanner coverage available
20 Jul 2022
CVE published

Vulnerability disclosed publicly
20 Jul 2022
CVE ID reserved

Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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Evidence confidence and provenance
First-party sensor telemetry
PoC and scanner references
Affected versions and enrichment
Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2022-2487

Free JSON includes basic KEV fields

{
  "cve_id": "CVE-2022-2487",
  "confidence": "High",
  "cvss_score": 8.0,
  "epss_score": 0.79513,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}

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