What’s Vulnerable › Vulnerabilities

CVE-2026-7218: Totolink N300RT libapmib.so formWsc is_cmd_string_valid buffer overflow

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-28 · updated 2026-07-24
• Weakness: CWE-119

Description

A vulnerability was detected in Totolink N300RT 3.4.0-B20250430. The impacted element is the function is_cmd_string_valid of the file /boafrm/formWsc of the component libapmib.so. Performing a manipulation of the argument localPin results in buffer overflow. The attack is possible to be carried out remotely. The exploit is now public and may be used.

Affected products

• Totolink N300RT: 3.4.0-B20250430

References

• https://github.com/xiaohaiyang-ai/TOTOLINK-N300RT-Buffer-Overflow
• https://vuldb.com/submit/802127
• https://vuldb.com/vuln/359818
• https://vuldb.com/vuln/359818/cti
• https://www.totolink.net/

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