CVE-2026-1420

HIGH 8.8

Tenda AC23 WifiExtraSet buffer overflow

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

A flaw has been found in Tenda AC23 16.03.07.52. This impacts an unknown function of the file /goform/WifiExtraSet. This manipulation of the argument wpapsk_crypto causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.

CWE	CWE-120 CWE-119
Vendor	tenda
Product	ac23
Published	Jan 26, 2026
Last Updated	Feb 23, 2026

Stay Ahead of the Next One

Get instant alerts for tenda ac23

Be the first to know when new high vulnerabilities affecting tenda ac23 are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

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 / AC23

16.03.07.52

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/?id.342836 vuldb.com: https://vuldb.com/?ctiid.342836 vuldb.com: https://vuldb.com/?submit.736559 github.com: https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow_WifiExtraSet/Tenda%20AC23_Buffer_Overflow_WifiExtraSet.md github.com: https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow_WifiExtraSet/Tenda%20AC23_Buffer_Overflow_WifiExtraSet.md#poc tenda.com.cn: https://www.tenda.com.cn/

Credits

🔍 xuanyu (VulDB User)