CVE•Published 2023-04-03•Modified 2026-10-08•1 article on news•6 live references•NVD data
CVE-2023-26119Htmlunit · Htmlunit
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
84
Exploit Prediction Scoring System · top 16% of all CVEs
Weaknesses (CWE)
Description
Versions of the package net.sourceforge.htmlunit:htmlunit from 0 and before 3.0.0 are vulnerable to Remote Code Execution (RCE) via XSTL, when browsing the attacker’s webpage.
Timeline
Published 2023-04-03
Modified 2026-10-08
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). Live host counts are a Premium feature.
Shodan · vuln tag
vuln:CVE-2023-26119Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Htmlunit Htmlunit"All exposed Htmlunit Htmlunit instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Htmlunit"HTTP body or banner mentions "Htmlunit" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2023-26119Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2023-26119Censys host search filtered to this CVE id.
grep.app
CVE-2023-26119Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2023-26119GitHub code search for direct mentions.
Google dork
"CVE-2023-26119" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2023-26119 on GitHub.