CVE-2026-1420

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-119
• CWE-120

• https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow_WifiExtraSet/Tenda%20AC23_Buffer_Overflow_WifiExtraSet.mdExploit, Third Party Advisory
• https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow_WifiExtraSet/Tenda%20AC23_Buffer_Overflow_WifiExtraSet.md#pocExploit
• https://vuldb.com/?ctiid.342836Permissions Required, VDB Entry
• https://vuldb.com/?id.342836Third Party Advisory, VDB Entry
• https://vuldb.com/?submit.736559Third Party Advisory, VDB Entry
• https://www.tenda.com.cn/Product

Published

Jan 26, 2026

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2026-14192Improper neutralization of input during web page generation …5.4
• CVE-2026-14193DVP80ES300T with Improper Validation of Array Index Vulnerab…7.5
• CVE-2026-14194Improper Limitation of a Pathname to a Restricted Directory …6.5
• CVE-2026-14195The Brizy WordPress plugin before 2.8.18 does not properly …2.7
• CVE-2026-14197The Fluent Support WordPress plugin before 2.3.1 does not p…3.8
• CVE-2026-14198@fastify/middie versions 9.1.0 through 9.3.2 decode the enco…9.1
• CVE-2026-14202Observable response discrepancy vulnerability in Bilin Softw…5.3
• CVE-2026-14203The Smart Manager WordPress plugin before 8.92.0 does not p…4.8
• CVE-2026-14204The Google Authenticator WordPress plugin before 0.56 does n…6.5
• CVE-2026-14205The WP Events Manager WordPress plugin before 2.2.5 does not…9.8
• CVE-2026-14206The HT Contact Form WordPress plugin before 2.9.3 does not …7.5
• CVE-2026-14207The LifterLMS WordPress plugin before 10.0.10 does not stri…6.1