What’s Vulnerable › Vulnerabilities

CVE-2025-9298: Tenda M3 QuickIndex formQuickIndex stack-based overflow

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-21 · updated 2026-06-17
• Weakness: CWE-119

Description

A flaw has been found in Tenda M3 1.0.0.12. Affected is the function formQuickIndex of the file /goform/QuickIndex. Executing manipulation of the argument PPPOEPassword can lead to stack-based buffer overflow. The attack can be launched remotely. The exploit has been published and may be used.

Affected products

• Tenda M3: 1.0.0.12

References

• https://github.com/davybat/IoT-Vuls/blob/main/tenda/formQuickIndex.md
• https://github.com/davybat/IoT-Vuls/blob/main/tenda/formQuickIndex.md#poc
• https://vuldb.com/?ctiid.320903
• https://vuldb.com/?id.320903
• https://vuldb.com/?submit.632335
• https://www.tenda.com.cn/
• https://github.com/davybat/IoT-Vuls/blob/main/tenda/formQuickIndex.md
• https://github.com/davybat/IoT-Vuls/blob/main/tenda/formQuickIndex.md#poc

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