CVE-2024-26519: n/a
Source CVE Database V5
Not known to be exploited · CVSS 9.0 Critical.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 21% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 22 Oct 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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 2026-10-26.
What to do
AI-suggested
1. Immediate network segmentation: Isolate Casa Systems NTC-221 devices from untrusted networks and restrict access to the /www/cgi-bin/nas.cgi endpoint using firewall rules or access control lists (ACLs). 2. Implement strict authentication and authorization controls to limit access to management interfaces and vulnerable components. 3. Monitor network traffic for unusual or suspicious requests targeting the nas.cgi endpoint, employing intrusion detection/prevention systems (IDS/IPS) with custom signatures if possible. 4. Coordinate with Casa Systems for timely release and deployment of official patches or firmware updates addressing this vulnerability. 5. Until patches are available, consider disabling or restricting access to the vulnerable CGI component if operationally feasible. 6. Conduct thorough audits of affected devices to detect any signs of compromise or unauthorized activity. 7. Educate network administrators about the vulnerability and enforce strong operational security practices around device management. 8. Maintain up-to-date backups and incident response plans to quickly recover from potential exploitation.
Description
An issue in Casa Systems NTC-221 version 2.0.99.0 and before allows a remote attacker to execute arbitrary code via a crafted payload to the /www/cgi-bin/nas.cgi component.