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CVE-2026-4960: Tenda AC6 POST Request WizardHandle fromWizardHandle stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-27 · updated 2026-10-26
• Weakness: CWE-119

Description

A vulnerability was determined in Tenda AC6 15.03.05.16. Affected is the function fromWizardHandle of the file /goform/WizardHandle of the component POST Request Handler. Executing a manipulation of the argument WANT/WANS can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

Affected products

• Tenda AC6: 15.03.05.16

References

• https://lavender-bicycle-a5a.notion.site/Tenda-AC6-WizardHandle-32053a41781f800eb05feb16885747f7?source=copy_link
• https://vuldb.com/?ctiid.353837
• https://vuldb.com/?id.353837
• https://vuldb.com/?submit.777616
• https://www.tenda.com.cn/

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