CVE-2026-7218

HIGH 7.2

Totolink N300RT libapmib.so formWsc is_cmd_string_valid buffer overflow

CVSS Score

7.2

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-120 CWE-119
Vendor	totolink
Product	n300rt
Published	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/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

Totolink / N300RT

3.4.0-B20250430

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 xyhackr (VulDB User)