CVE-2026-19971
LB-Link WR1210M Backup Endpoint backup.cgi main missing authentication
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 17, 2026
- Updated
- Aug 17, 2026
- Reserved
- Aug 16, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X | VulDB |
| 3.1 | 4.7 Medium | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N/E:X/RL:X/RC:R | VulDB |
| 3.0 | 4.7 Medium | CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N/E:X/RL:X/RC:R | VulDB |
| 2.0 | 3.3 Low | AV:A/AC:L/Au:N/C:P/I:N/A:N/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
WR1210MLB-Link |
|
References
- VDB-391148 | LB-Link WR1210M Backup Endpoint backup.cgi main missing authenticationvdb-entrytechnical-description
- VDB-391148 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-19971 | CVE Analysis and Reportthird-party-advisory
- Submit #873139 | LB-LINK WR1210M V3.0 Firmware V1.0.3 Missing Authenticationthird-party-advisory
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