Vulnerability in Tenda Ac10
CVE-2026-5549
A vulnerability was determined in Tenda AC10 16.03.10.10_multi_TDE01. Affected by this issue is some unknown functionality of the file /webroot_ro/pem/privkeySrv.pem of the component RSA 2048-bit Private Key Handler. Executing a manipulation can lead to use of hard-coded cryptographic key . The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (51.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.007 · change: +0.003
Affected products
- Tenda Ac10 — versions 4.0, 16.03.10.10_multi_TDE01
- Tenda Ac10 Firmware — versions 16.03.10.10_multi_tde01
Weakness classification (CWE)
References
- vuldb.com/vuln/355313 (VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/vuln/355313/cti (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/submit/782298 (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/somanyerrors/tenda-ac10v4-vulnerabilities/blob/main/findings/CRITICA… (Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2026-5549?
- CVE-2026-5549 is a medium-severity vulnerability in Tenda Ac10, classified under CWE-320. CVSS score: 5.3/10. Published 2026-04-05.
- How severe is CVE-2026-5549?
- Medium severity. CVSS v3 base score is 5.3 out of 10.