CVE-2026-101053: Thinkware U3000 TCP Service wpa_supplicant.conf PUT_FILE access control

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-28 · updated 2026-09-28
Weakness: CWE-266

Description

A vulnerability was determined in Thinkware U3000 up to 1.02.04. This impacts the function PUT_FILE of the file /tmp/wpa_supplicant.conf of the component TCP Service. Executing a manipulation of the argument path can lead to improper access controls. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Thinkware U3000: 1.02.04

References

https://github.com/tuhttps://github.com/turretsec/disclosure-thinkware-u3000/blob/main/findings/02-arbitrary-file-read.mdrretsec/disclosure-thinkware-u3000/blob/main/findings/01-arbitrary-file-write.md
https://github.com/turretsec/disclosure-thinkware-u3000/blob/main/findings/01-arbitrary-file-write.md
https://vuldb.com/cve/CVE-2026-101053
https://vuldb.com/submit/928042
https://vuldb.com/vuln/410915
https://vuldb.com/vuln/410915/cti

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