7.1

RHSA-2026:36978: ruby4.0 Red Hat

CVSS: 7.1v3.1HighPublished
Published 13-07-2026Last modified 06-10-2026
Open JSON

Vulnerability summary

RHSA-2026:36978 is a high (CVSS 7.1) vulnerability in ruby4.0 Red Hat.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
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 2 · Downstream 0
CVE-2026-42257CVE-2026-42258

Timeline

  1. 13-07-2026
    PublishedVulnerability first disclosed.
  2. 06-10-2026
    Last modifiedVulnerability information updated.

Description

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

CVSS metrics

1 score · 1 source · 1 version

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

Redhat6 products
  • ruby4.0< 0:4.0.5-35.hum1
  • ruby4.0-bundled-gems< 0:4.0.5-35.hum1
  • ruby4.0-default-gems< 0:4.0.5-35.hum1
  • ruby4.0-devel< 0:4.0.5-35.hum1
  • ruby4.0-doc< 0:4.0.5-35.hum1

1 vendor · 6 products

References

17 links
Show all 17 references