CVE•Published 2024-04-05•Modified 2026-05-20•1 article on news•4 live references•NVD data
CVE-2023-6523
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
9
Exploit Prediction Scoring System · top 91% of all CVEs
Weaknesses (CWE)
Description
Authorization Bypass Through User-Controlled Key vulnerability in ExtremePacs Extreme XDS allows Authentication Abuse. This issue affects Extreme XDS: before 3914.
Timeline
Published 2024-04-05
Modified 2026-05-20
External references
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).
More intel sources (5)
Shodan report
vuln:CVE-2023-6523Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-6523Censys host search filtered to this CVE id.
grep.app
CVE-2023-6523Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-6523GitHub code search for direct mentions.
Google dork
"CVE-2023-6523" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (3)
CVE-2023-65233 repos
phax/peppol-commonsJava
Java library with shared Peppol components - identifier handling, codelists, SBDH handler, SMP Client, SML Client, MLR handler, MLS handler
rossaddison/invoicePHP
Professional Open Source E-Invoicing System for PHP (Yii3) with UBL 2.4 and Peppol support
herberttn/promissingunknown
A curated list of my GitHub stars by stargazed