CVE-2022-2487

Name: CVE-2022-2487
Creator: NVD / NIST
Published: 2022-07-20T12:15:08.367+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 79.51%

Last modified Jun 17, 2026

CVE-2022-2487 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 79.51% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

79.51%

99.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Wavlink	Wl-Wn535k2 Firmware	All versions
Wavlink	Wl-Wn535k3 Firmware	All versions

References

https://github.com/1angx/webray.com.cn/blob/main/Wavlink/Wavlink%20nightled.cgi%20.mdExploit, Third Party Advisory
https://vuldb.com/?id.204538Exploit, Third Party Advisory, VDB Entry
https://github.com/1angx/webray.com.cn/blob/main/Wavlink/Wavlink%20nightled.cgi%20.mdExploit, Third Party Advisory
https://vuldb.com/?id.204538Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Jul 20, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-2487?

How severe is CVE-2022-2487?

CVE-2022-2487 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 79.51% probability of exploitation in the next 30 days.

How do I fix CVE-2022-2487?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-2487?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST