High severity · published Aug 13, 2025
CVE-2025-50635
A null pointer dereference vulnerability was discovered in Netis WF2780 v2.2.35445
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
A null pointer dereference vulnerability was discovered in Netis WF2780 v2.2.35445. The vulnerability exists in the FUN_0048a728 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the CONTENT_LENGTH variable, causing the program to crash and potentially leading to a denial-of-service (DoS) attack.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WF
Wf2780 Firmware · Netis-systems
2.2.35445 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-50635
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-50635
Exploit
https://github.com/Chinesexilinyu/Netis-WF2780-cgitest.cgi-Vulnerability/tree/main/1
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