CVE-2026-57234: Nokogiri: XML::Schema on JRuby allows network requests when NONET is set, bypassing CVE-2020-26247

Overview

Severity

Low (CVSS 2.6)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-27

EPSS Score

0.17% (percentile: 6.2%)

Affected Products (1)

Other

• 21473-17084

Revision History

• 2026-06-27: Information published.