RHSA-2026:33551: ruby4.0 Red Hat

CVSS: 7.4v3.1HighPublished

Published 01-07-2026Last modified 17-10-2026

Open JSON

Vulnerability summary

RHSA-2026:33551 is a high (CVSS 7.4) vulnerability in ruby4.0 Red Hat.

Overall risk

30/100

0100

Medium · default modelHow is this calculated?

CVSS score

7.4/10

010

High · v3.1 (OSV · Red hat), selected by version preference

EPSS score

Not scored

0%100%

No EPSS score yet

KEVNot listedIn no KEV catalog

RansomwareNone recordedNo known use recorded

Public exploits0No public exploits recorded

Advisory lineage

Upstream 6 · Downstream 0

CVE-2026-42245 CVE-2026-42246 CVE-2026-42256 CVE-2026-47240 CVE-2026-47241 CVE-2026-47242

Timeline

01-07-2026
PublishedVulnerability first disclosed.
17-10-2026
Last modifiedVulnerability information updated.

Description

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

CVSS metrics

1 score · 1 source · 1 version

v3.17.4

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Redhat24 products

ruby4.0< 0:4.0.0-33.4.hum1
ruby4.0-bundled-gems< 0:4.0.0-33.4.hum1
ruby4.0-default-gems< 0:4.0.0-33.4.hum1
ruby4.0-devel< 0:4.0.0-33.4.hum1
ruby4.0-doc< 0:4.0.0-33.4.hum1