CVE-2026-4902: high-severity vulnerability in Tenda AC5
Tenda AC5 POST Request addressNat fromAddressNat memory corruption
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 0.6%
A vulnerability was detected in Tenda AC5 15.03.06.47. This affects the function fromAddressNat of the file /goform/addressNat of the component POST Request Handler. The manipulation of the argument page results in stack-based buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
Tenda · AC5Related CVEs — Tenda AC5
In the same product, most dangerous first.
CVE-2026-4903HIGHTenda AC5 POST Request QuickIndex formQuickIndex memory corruptionEPSS 5.7%CVE-2026-4906HIGHTenda AC5 POST Request WizardHandle decodePwd stack-based overflowEPSS 2.6%CVE-2025-5795HIGHTenda AC5 AdvSetLanip fromadvsetlanip buffer overflowEPSS 1.1%CVE-2025-5794HIGHTenda AC5 setPptpUserList formSetPPTPUserList buffer overflowEPSS 1.1%CVE-2025-5863HIGHTenda AC5 SetRebootTimer formSetRebootTimer stack-based overflowEPSS 1.0%CVE-2025-6887HIGHTenda AC5 SetSysTimeCfg stack-based overflowEPSS 1.0%