RCE in Totolink T6
CVE-2025-7952
A vulnerability classified as critical was found in TOTOLINK T6 4.1.5cu.748. This vulnerability affects the function ckeckKeepAlive of the file wireless.so of the component MQTT Packet Handler. The manipulation leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.209 (97.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.167 · newest: 0.209 · change: +0.042
Affected products
- Totolink T6 — versions 3, 4.1.5cu.748
- Totolink T6 Firmware — versions v4.1.5cu.748_b20211015
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/ElvisBlue/Public/blob/main/Vuln/7.md (related, Exploit, Third Party Advisory)
- github.com/ElvisBlue/Public/blob/main/Vuln/7.md (Exploit, Third Party Advisory, exploit)
- www.totolink.net/ (Product, product)
Frequently asked questions
- What is CVE-2025-7952?
- CVE-2025-7952 is a medium-severity vulnerability in Totolink T6, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2025-07-22.
- How severe is CVE-2025-7952?
- Medium severity. CVSS v3 base score is 6.3 out of 10.