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CVE-2026-4903

HIGH

8.8

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.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/26/2026

Last Modified3/31/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:ac5tenda:ac5_firmware

Weaknesses (CWE)

CWE-119CWE-121CWE-787

References

https://lavender-bicycle-a5a.notion.site/Tenda_AC5_QuickIndex_PPPOEPassword-32053a41781f808dae98f99c99bcb21c?source=copy_link(cna@vuldb.com)

https://vuldb.com/?ctiid.353654(cna@vuldb.com)

https://vuldb.com/?id.353654(cna@vuldb.com)

https://vuldb.com/?submit.777380(cna@vuldb.com)

https://www.tenda.com.cn/(cna@vuldb.com)

IOC Correlations

No correlations recorded

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