CVE•Published 2026-03-23•4 articles on news•4 live references•NVD data

CVE-2026-3055

Vulnerability data via CVEDB (Shodan)

CVSS v3.1

9.3

CRITICAL

EPSS percentile

Exploit Prediction Scoring System · top 10% of all CVEs

Description

Insufficient input validation in NetScaler ADC and NetScaler Gateway when configured as a SAML IDP leading to memory overread

Timeline

Published 2026-03-23

External references

NVD MITRE Exploit-DB 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 tag1,321 hosts

vuln:CVE-2026-3055

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product + version

product:"Citrix Netscaler Application Delivery Controller" version:"13.1"

Version-pinned fingerprint from NVD's first vulnerable CPE.

Shodan · banner/body mention

http.html:"Netscaler Application Delivery Controller"

HTTP body or banner mentions "Netscaler Application Delivery Controller" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-3055

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-3055

Censys host search filtered to this CVE id.

grep.app

CVE-2026-3055

Public source-code mentions — fast PoC discovery.

GitHub code

CVE-2026-3055

GitHub code search for direct mentions.

Google dork

"CVE-2026-3055" exploit -site:nvd.nist.gov

Write-ups and news, NVD excluded.

Known PoCs on GitHub (8)

CVE-2026-30558 repos

nomi-sec/PoC-in-GitHubunknown

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

★ 8,104·updated today

Ostorlab/KEVunknown

Ostorlab KEV: One-command to detect most remotely known exploitable vulnerabilities. Sourced from CISA KEV, Google's Tsunami, Ostorlab's Asteroid and Bug Bounty programs.

★ 619·updated 6d ago

hoilc/scoop-lemonPowerShell

🍋Yet Another Personal Bucket for Scoop

★ 281·updated today

DarkFunct/TK-CVE-RepoPython

TK-CVE-Repo

★ 51·updated 4mo ago

hiifong/starListPython

Export your star's repository list

★ 18·updated today

hugefiver/mystarsunknown

★ 16·updated today

cybrdude/citrixscanPython

Full-scope external security scanner for Citrix NetScaler ADC/Gateway - 25 CVEs, 10 fingerprint vectors, IoC detection

★ 8·updated 4d ago

fevar54/CVE-2026-3055---Citrix-NetScaler-Memory-Overread-PoCPython

PoC de CVE-2026-3055: memory overread en Citrix NetScaler ADC/Gateway para filtrar session IDs.

★ 1·updated 6mo ago