NULL pointer dereference in Tenda W12
CVE-2025-11550
A vulnerability was found in Tenda W12 3.0.0.6(3948). The impacted element is the function wifiScheduledSet of the file /goform/modules of the component HTTP Request Handler. The manipulation of the argument wifiScheduledSet results in null pointer dereference. The attack may be performed from remote. The exploit has been made public and could be used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (59.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.010 · change: +0.001
Affected products
- Tenda W12 — versions 3.0.0.6(3948), 3.0
- Tenda W12 Firmware — versions 3.0.0.6\(3948\), 3.0.0.6(3948)
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/z472421519/BinaryAudit/blob/main/PoC/NPD/Tenda_W12/cgiWifiScheduledS… (Exploit, Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2025-11550?
- CVE-2025-11550 is a medium-severity vulnerability in Tenda W12, classified under Improper Resource Shutdown or Release. CVSS score: 6.5/10. Published 2025-10-09.
- How severe is CVE-2025-11550?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2025-11550 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.