RCE in Sapido Br071n
CVE-2025-6559
Multiple wireless router models from Sapido have an OS Command Injection vulnerability, allowing unauthenticated remote attackers to inject arbitrary OS commands and execute them on the server. The affected models are out of support; replacing the device is recommended.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.017 (76.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: +0.000
Affected products
- Sapido Br071n — versions 0
- Sapido Br261c — versions 0
- Sapido Br270n — versions 0
- Sapido Br476n — versions 0
- Sapido Brc70n — versions 0
- Sapido Brc70x — versions 0
- Sapido Brc76n — versions 0
- Sapido Brd70n — versions 0
- Sapido Bre70n — versions 0
- Sapido Bre71n — versions 0
Weakness classification (CWE)
References
- www.twcert.org.tw/tw/cp-132-10196-898d3-1.html (third-party-advisory)
- www.twcert.org.tw/en/cp-139-10195-69da1-2.html (third-party-advisory)
Frequently asked questions
- What is CVE-2025-6559?
- CVE-2025-6559 is a critical-severity vulnerability in Sapido Br071n, classified under OS Command Injection. CVSS score: 9.8/10. Published 2025-06-24.
- How severe is CVE-2025-6559?
- Critical severity. CVSS v3 base score is 9.8 out of 10.