io.undertow:undertow-core (maven) has 42 known vulnerabilities, the worst rated CRITICAL. No single fixed version is recorded that clears every advisory, so check each one below. No malicious-package signal is recorded.
0 direct dependencies
none carry a known advisory
0 packages depend on it
dependents not yet indexed for this ecosystem
Tracked for PyPI packages. HuggingFace models declare Python dependencies, so maven packages are not covered.
CVSS v3.1 base score out of 10
chance of exploitation in 30 days, 72nd percentile of all CVEs
CyberXYZ composite out of 10
fig. 01 — GHSA-j382-5jj3-vw4j, the advisory selected below
A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications.
Full advisory text at GitHub advisory or NVD.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L
CyberXYZ does not call a package safe in absolute terms. It records 42 known vulnerabilities for io.undertow:undertow-core (maven), the worst rated CRITICAL, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Yes. CyberXYZ records 42 known vulnerabilities for io.undertow:undertow-core (maven), the worst rated CRITICAL. These include GHSA-j382-5jj3-vw4j, GHSA-pfcc-3g6r-8rg8, GHSA-8vh8-vc28-m2hf, GHSA-jwgx-9mmh-684w, GHSA-3gv6-g396-9v4r.
Search io.undertow:undertow-core in CyberXYZ Check at https://cyberxyz.io/check?q=io.undertow%3Aundertow-core. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 10:36 UTC. The most recent advisory here was published 2026-03-27. Updated continuously from NVD, GHSA, OSV and CNA feeds.