Tenda AC5 POST Request QuickIndex formQuickIndex memory corruption_CVE-2026-4903

8.7 / 10

HIGH

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

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.

Basic Information

ID CVE-2026-4903

Source VulDB

Published Mar 26, 2026 at 22:30

Modified Mar 27, 2026 at 20:00

Affected Product

Vendor Tenda

Product AC5

Version 15.03.06.47

Affected Versions Tenda AC5 15.03.06.47

CWE Classification

CWE-121 CWE-119

References

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    "published": "2026-03-26T22:30:18.420Z",
    "modified": "2026-03-27T20:00:27.001Z",
    "type": "cve",
    "title": "Tenda AC5 POST Request QuickIndex formQuickIndex memory corruption",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.353654\nhttps://vuldb.com/?ctiid.353654\nhttps://vuldb.com/?submit.777380\nhttps://lavender-bicycle-a5a.notion.site/Tenda_AC5_QuickIndex_PPPOEPassword-32053a41781f808dae98f99c99bcb21c?source=copy_link\nhttps://www.tenda.com.cn/",
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