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CVE-2026-90689

Tenda W20E formDelWebAuthWhiteUser stack-based overflow

CVSS 4.0 8.7 HIGHCVSS 3.1 8.8 HIGHCVSS 3.0 8.8 HIGHCVSS 2.0 9.0 Check source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2026-90689

Published

A security flaw has been discovered in Tenda W20E 15.11.0.61068_1546_841_CN_TDC. Impacted is the function formDelWebAuthWhiteUser. Performing a manipulation of the argument webAuthWhiteUserIndex results in stack-based buffer overflow. The attack can be initiated remotely.

Read the publisher's advisory

Affected versions, risk and source history

Exploitation and risk

Source status

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cve-program · CVE-2026-90689

Published

Tenda W20E formDelWebAuthWhiteUser stack-based overflow

A security flaw has been discovered in Tenda W20E 15.11.0.61068_1546_841_CN_TDC. Impacted is the function formDelWebAuthWhiteUser. Performing a manipulation of the argument webAuthWhiteUserIndex results in stack-based buffer overflow. The attack can be initiated remotely.

Source published
14 Sep 2026 06:15:08 UTC
Source modified
14 Sep 2026 10:55:57 UTC
Saved here
23 Oct 2026 15:48:27 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 4.0 · 8.7 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:X

CVSS 3.1 · 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R

CVSS 3.0 · 8.8 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R

CVSS 2.0 · 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR

ChangeIntel

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Sources read 13 Nov 17:25 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current

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