CVE-2026-19900 — Security Box Score

CVE · referencelatest edition

Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-19900HIGH

LB-LINK X-PRO shadow hard-coded credentials

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   H   N   N   N   H   H   H    8.2   .0179   76.6     —

AFFECTED
  Product  Versions           Fixed
  X-PRO    1.0.22-20231206 –  —

TIMELINE
  Aug 14  EXPLOIT PUBLISHED — CVE-2026-19900 (LB-LINK X-PRO). Public exploit reference added.
  Aug 14  Reserved by VulDB
  Aug 15  Published (CNA: VulDB)
  Aug 16  EXPLOIT PUBLISHED — CVE-2026-19900 (LB-LINK X-PRO). Public exploit reference added.
  Aug 17  RESCORED — CVE-2026-19900 (LB-LINK X-PRO). CVSS 9.2 → 8.2 (NVD).

CWE-798, CWE-259 · CNA: VulDB · CVSS v4.0 · 5 references · NVD status: Received

Description

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.

Lifecycle

Complete event history — 5 events, chronological
Date	Event	Detail
August 14, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-19900 (LB-LINK X-PRO). Public exploit reference added.
August 14, 2026	Reserved	Reserved by VulDB
August 15, 2026	Published	Published (CNA: VulDB)
August 16, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-19900 (LB-LINK X-PRO). Public exploit reference added.
August 17, 2026	RESCORED	RESCORED — CVE-2026-19900 (LB-LINK X-PRO). CVSS 9.2 → 8.2 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
LB-LINK	X-PRO	—	1.0.22-20231206	—

Weaknesses

CWE-798 · CWE-259

References (5)

https://github.com/DavCloudz/cve/blob/main/B-Link/B-Link%20AC1200%20X-PRO(AC6)%20Hardcoded%20Credentials%20Vulnerability.md [exploit]
https://vuldb.com/cve/CVE-2026-19900 [third-party-advisory]
https://vuldb.com/submit/870712 [third-party-advisory]
https://vuldb.com/vuln/390090 [vdb-entry]
https://vuldb.com/vuln/390090/cti [signature, permissions-required]

Authoritative record: CVE-2026-19900 at cve.org

Vendors: lb-link

Weaknesses: CWE-798 · CWE-259

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-19900 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.