CVE•Published 2026-05-20•Modified 2026-06-01•0 articles on news•5 live references•NVD data

CVE-2026-42834Microsoft · Windows_admin_center

Vulnerability data via NVD (ingested)

CVSS v3.1

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

—

Weaknesses (CWE)

CWE-59Improper Link Resolution Before File Access ('Link Following')

Description

Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

Timeline

Published 2026-05-20

Modified 2026-06-01

External references

NVD MITRE Exploit-DB Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-42834

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Microsoft Windows Admin Center"

All exposed Microsoft Windows Admin Center instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Windows Admin Center"

HTTP body or banner mentions "Windows Admin Center" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-42834

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-42834

Censys host search filtered to this CVE id.

grep.app

CVE-2026-42834

Public source-code mentions — fast PoC discovery.

GitHub code

CVE-2026-42834

GitHub code search for direct mentions.

Google dork

"CVE-2026-42834" exploit -site:nvd.nist.gov

Write-ups and news, NVD excluded.

Known PoCs on GitHub (1)

CVE-2026-428341 repo

crisprss/CVEsunknown

List for some of my cves

★ 6·updated 2w ago

We haven't classified any articles referencing CVE-2026-42834 yet. The external references above still apply.