maven package report

Is io.netty:netty-codec-http2 safe?

io.netty:netty-codec-http2 (maven) has 10 known vulnerabilities, the worst rated HIGH. Upgrade to 4.2.16.Final or later to clear all of them. No malicious-package signal is recorded.

// reach

0 direct dependencies

none carry a known advisory

0 packages depend on it

dependents not yet indexed for this ecosystem

Create a free accountfor every dependency path, dependent and what to upgrade

// ai model usage

Tracked for PyPI packages. HuggingFace models declare Python dependencies, so maven packages are not covered.

cvss

7.5

high

CVSS v3.1 base score out of 10

epss

0.66%

medium

chance of exploitation in 30 days, 52nd percentile of all CVEs

xyz score

3.4

low

CyberXYZ composite out of 10

fig. 01 — GHSA-93wv-jw9v-4972, the advisory selected below

// 10 advisories

GHSA-93wv-jw9v-4972

HIGHGitHub ratingCVE-2026-56819

A remote, unauthenticated peer can leak one direct ByteBuf per HTTP/2 DATA frame in

Full advisory text at GitHub advisory or NVD.

// cvss v3.1 vector

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

Attack vector: Network
Attack complexity: Low
Privileges required: None
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

// questions

Is io.netty:netty-codec-http2 safe to install?

CyberXYZ does not call a package safe in absolute terms. It records 10 known vulnerabilities for io.netty:netty-codec-http2 (maven), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.

Does io.netty:netty-codec-http2 have known vulnerabilities?

Yes. CyberXYZ records 10 known vulnerabilities for io.netty:netty-codec-http2 (maven), the worst rated HIGH. These include GHSA-93wv-jw9v-4972, GHSA-w9fj-cfpg-grvv, GHSA-prj3-ccx8-p6x4, GHSA-xpw8-rcwv-8f8p, GHSA-c69g-56f8-xwqj.

Which version of io.netty:netty-codec-http2 should I use?

4.2.16.Final or later clears every advisory recorded for io.netty:netty-codec-http2 (maven). Check the release you pick before installing it.

How do I check io.netty:netty-codec-http2 before installing?

Search io.netty:netty-codec-http2 in CyberXYZ Check at https://cyberxyz.io/check?q=io.netty%3Anetty-codec-http2. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.

Checked 2026-11-14 at 05:55 UTC. The most recent advisory here was published 2026-07-31. Updated continuously from NVD, GHSA, OSV and CNA feeds.