CVE-2026-19971 (GCVE-0-2026-19971)

Vulnerability from cvelistv5 – Published: 2026-08-17 01:30 – Updated: 2026-08-17 16:03
VLAI
Title
LB-Link WR1210M Backup Endpoint backup.cgi main missing authentication
Summary
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.
Severity
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
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
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
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-17 16:01 UTC
CWE
Assigner
References
URL Tags
https://vuldb.com/vuln/391148 vdb-entrytechnical-description
https://vuldb.com/vuln/391148/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19971 third-party-advisory
https://vuldb.com/submit/873139 third-party-advisory
Impacted products
Vendor Product Version CPE status
LB-Link WR1210M Affected: 1.0.3
    cpe:2.3:a:lb-link:wr1210m:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
m1nkvpm (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.