CVE-2026-4903
High
Description
A flaw has been found in Tenda AC5 15.03.06.47. This vulnerability affects the function formQuickIndex of the file /goform/QuickIndex of the component POST Request Handler. This manipulation of the argument PPPOEPassword causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used.
SeverityHigh
CVSS8.8
Exploit probability—
ProductTenda Ac5 Firmware
PublishedMar 26, 2026
First seenMar 26, 2026
Weakness typeCWE-121CWE-121CWE-119Memory buffer bounds error
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| tenda ac5_firmware | 15.03.06.47 | — |
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