CVE-2026-19971: LB-Link WR1210M Backup Endpoint backup.cgi main missing authentication

Severity: medium (CVSS 4.7 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: 2026-08-17 · updated 2026-08-20
Weakness: CWE-287

Description

A flaw has been found in LB-Link WR1210M 1.0.3. This impacts the function main of the file /www/cgi-bin/backup.cgi of the component Backup Endpoint. This manipulation causes missing authentication. The attack is only possible within the local network. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

LB-Link WR1210M: 1.0.3

References

https://vuldb.com/cve/CVE-2026-19971
https://vuldb.com/submit/873139
https://vuldb.com/vuln/391148
https://vuldb.com/vuln/391148/cti

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