01 Record
CVE-2026-19900
LB-LINK X-PRO shadow hard-coded credentials
CriticalPUBLISHEDCNA: VulDB
CNA base score9.2 CVSS v4.0CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
02 Description
LB-LINK X-PRO shadow hard-coded credentials
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 2.94% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 87.0% of scored records. A rank, not a probability.
- NVD base score
- 8.2 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-08-20.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-15 16:45Z2 MO AGO
- Last updated
- 2026-08-17 17:40Z2 MO AGO
- Reserved
- 2026-08-14
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.2)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
- Weaknesses
- Data version
- 5.2
- Document digest
- 228289854a56e23793cb862144f0ead2860223cfad906733f2d2b4b1a680a6ad
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-390090 | LB-LINK X-PRO shadow hard-coded credentialshttps://vuldb.com/vuln/390090
- vuldb.comVDB-390090 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/vuln/390090/cti
- vuldb.comCVE-2026-19900 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-19900
- vuldb.comSubmit #870712 | LB-LINK(深圳必联电子) Router B-Link AC1200 X-PRO(AC6)_Dual_V1.0.22-20231206 Hardcoded Credentialshttps://vuldb.com/submit/870712
- github.comhttps://github.com/DavCloudz/cve/blob/main/B-Link/B-Link%20AC1200%20X-PRO(AC6)%20Hardcoded%20Credentials%20Vulnerability.md