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VulnerabilityPublished Updated

CVE-2024-39782: Wavlink AC3000 · Command Injection

Affects Wavlink AC3000Source CVE Database V5

0

Not known to be exploited · CVSS 9.1 Critical.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
9.1Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
3.8% chance of exploitation in 30 days – higher than 90% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 14 Jan 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

AI-suggested

Organizations should immediately audit their networks to identify Wavlink AC3000 devices running the vulnerable firmware version M33A8.V5030.210505. Since no official patches are currently available, practical mitigations include disabling remote management interfaces, restricting administrative access to trusted IP addresses, and enforcing strong authentication mechanisms such as multi-factor authentication. Network segmentation should be implemented to isolate vulnerable devices from critical systems. Monitoring for unusual HTTP POST requests targeting adm.cgi endpoints can help detect attempted exploitation. Additionally, consider replacing vulnerable devices with models from vendors with timely security updates if patching is not forthcoming. Regularly check Wavlink’s official channels for firmware updates addressing this vulnerability. Finally, educate administrators about the risks of command injection vulnerabilities and the importance of credential security to reduce the risk of authenticated exploitation.

Description

Multiple OS command injection vulnerabilities exist in the adm.cgi sch_reboot() functionality of Wavlink AC3000 M33A8.V5030.210505. A specially crafted HTTP request can lead to a arbitrary code execution. An attacker can make an authenticated HTTP request to trigger these vulnerabilities.A command injection vulnerability exists in the `restart_min` POST parameter.

References

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