CVE-2026-4252A vulnerability was identified in Tenda AC8 16.03.50.11.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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A vulnerability was identified in Tenda AC8 16.03.50.11. Affected by this issue is the function check_is_ipv6 of the component IPv6 Handler. The manipulation leads to reliance on ip address for authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.
- CVSS
- 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-287, CWE-291
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
tenda ac8_firmware tenda:ac8_firmware | 16.03.50.11 | NVD |
References
- https://github.com/digitalandrew/tenda_ac8_v5/blob/main/poc_ipv6_auth_bypass.pyexploit
- https://vuldb.com/?ctiid.351210permissions-required, vdb-entry
- https://vuldb.com/?id.351210third-party-advisory, vdb-entry
- https://vuldb.com/?submit.771759exploit, third-party-advisory, vdb-entry
- 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.