Vulnerability · Published May 3, 2026 · Assigned by VulDB

CVE-2026-7675Shenzhen Libituo Technology LBT-T300-HW1 apply.cgi start_lan buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in LBT-T300-HW1 from Shenzhen Libituo Technology. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 53% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.7%top 46.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in Shenzhen Libituo Technology LBT-T300-HW1 up to 1.2.8. Impacted is the function start_lan of the file /apply.cgi. The manipulation of the argument Channel/ApCliSsid leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
Shenzhen Libituo Technology	LBT-T300-HW1	1.2.01.2.11.2.21.2.31.2.41.2.51.2.61.2.7

Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-360828 | Shenzhen Libituo Technology LBT-T300-HW1 apply.cgi start_lan buffer overflow vdb-entry, technical-description
VDB-360828 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #800708 | Libtor Technology lbt-t300-hw1 <=V1.2.8 Buffer Overflow third-party-advisory
Submit #800709 | Libtor Technology <=V1.2.8 Buffer Overflow (Duplicate) third-party-advisory
https://github.com/hmKunlun/lbt-t300-hw1/blob/main/generate_conf_router(Channel).md exploit