CVE-2026-86151Tenda CP3 Network Configuration Management system.c sub_2F77E8 os command injection
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No exploitation reported and no EPSS estimate yet.
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A vulnerability was detected in Tenda CP3 27.5.57.101. The affected element is the function sub_2F77E8 of the file Apis/system.c of the component Network Configuration Management. Performing a manipulation results in os command injection. The attack may be initiated remotely.
- CVSS
- 9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:R
- Weakness (CWE)
- CWE-78, CWE-77
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Sep 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Tenda CP3 tenda:cp3_firmware | 27.5.57.101 | CNA record |
References
- https://vuldb.com/vuln/399274vdb-entry, technical-description
- https://vuldb.com/vuln/399274/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-86151third-party-advisory
- https://vuldb.com/submit/895352third-party-advisory
- https://www.tenda.com.cn/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.