CVE-2026-19900
LB-LINK X-PRO shadow hard-coded credentials
HIGH 8.2EPSS 2.9%
A vulnerability was identified in LB-LINK X-PRO 1.0.22-20231206. The impacted element is an unknown function of the file /etc/shadow. The manipulation leads to hard-coded credentials. It is possible to initiate the attack remotely. A high degree of complexity is needed for the attack. The exploitability is regarded as difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
- Affected
- LB-LINK · X-PRO
- CVSS v4.0 VULDB
- 8.2 HIGH
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 - CVSS v3.1 VULDB
- 8.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 VULDB
- 7.6 HIGH
AV:N/AC:H/Au:N/C:C/I:C/A:C - EPSS
- 2.94% chance of exploitation in the next 30 days, 87th percentile
- Nuclei
- critical · CWE-77
- Published
- 2026-08-15
- Updated
- 2026-08-17
Proof-of-concept exploits (2)
- DavCloudz/cve/blob/main/B-Link/B-Link%20AC1200%20X-PRO(AC6)%20Hardcoded%20Credentials%20V…1★ · 2026-07-15
- on3sk-0x1/cve-2026-19900-PoC0★ · 2026-09-04