CVE•Published 2026-09-14•Modified 2026-09-16•0 articles on news•6 live references•NVD data

CVE-2026-18251

Vulnerability data via NVD (ingested)

CVSS v3.1

4.3

MEDIUM

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

EPSS percentile

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Weaknesses (CWE)

CWE-1385Missing Origin Validation in WebSockets

Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to obtain sensitive information due to improper validation of the WebSocket origin.

Timeline

Published 2026-09-14

Modified 2026-09-16

External references

NVD MITRE Exploit-DB GitHub PoC 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-2026-18251

Hosts Shodan has explicitly fingerprinted as vulnerable.

More intel sources (5)

Shodan report

vuln:CVE-2026-18251

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-18251

Censys host search filtered to this CVE id.

grep.app

CVE-2026-18251

Public source-code mentions — fast PoC discovery.

GitHub code

CVE-2026-18251

GitHub code search for direct mentions.

Google dork

"CVE-2026-18251" exploit -site:nvd.nist.gov

Write-ups and news, NVD excluded.

Known PoCs on GitHub (1)

CVE-2026-182511 repo

jaschadub/compromised-packages-checkPython

Scan a repository for known-malicious npm, cratres, and PyPI package versions from recent supply-chain compromises (Mini Shai-Hulud, TanStack, @cap-js/mbt, etc). UPDATED 6 TIMES A …

★ 1·updated 1d ago

We haven't classified any articles referencing CVE-2026-18251 yet. The external references above still apply.