CVE-2026-3679

HIGH 8.8

Tenda FH451 QuickIndex formQuickIndex stack-based overflow

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was identified in Tenda FH451 1.0.0.9. Affected by this vulnerability is the function formQuickIndex of the file /goform/QuickIndex. Such manipulation of the argument mit_linktype/PPPOEPassword leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

CWE	CWE-121 CWE-119
Vendor	tenda
Product	fh451
Published	Mar 7, 2026
Last Updated	Mar 11, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Tenda / FH451

1.0.0.9

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.349581 vuldb.com: https://vuldb.com/?ctiid.349581 vuldb.com: https://vuldb.com/?submit.765331 github.com: https://github.com/Litengzheng/vul_db/blob/main/FH451/vul_63/README.md tenda.com.cn: https://www.tenda.com.cn/

Credits

🔍 LtzHuster (VulDB User)