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Red Hat Security Advisory

RHSA-2026:21773

Red Hat Offline Knowledge Portal security and content update

Released 2026-05-28 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 7 records

Priority HIGH 74

In Eclipse Jetty, the HTTP/1.1 parser is vulnerable to request smuggling when chunk extensions are used, similar to the "funky chunks" techniques outlined here: * https://w4ke.info/2025/06/18/funky-chunks.html * https://…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.01305 Published 2026-04-14 Partial fix · 12.1.7, 12.0.33 +3 CWE-444
Priority LOW 39

Apache Log4j Core's XmlLayout https://logging.apache.org/log4j/2.x/manual/layouts.html#XmlLayout , in versions up to and including 2.25.3, fails to sanitize characters forbidden by the XML 1.0 specification https://www.w…

CVSS 4.0MEDIUM 6.9 Network No auth No interaction EPSS 0.01064 Published 2026-04-10 Partial fix · 2.25.4 CWE-116
Priority LOW 38

Apache Log4j Core's Rfc5424Layout https://logging.apache.org/log4j/2.x/manual/layouts.html#RFC5424Layout , in versions 2.21.0 through 2.25.3, is vulnerable to log injection via CRLF sequences due to undocumented renames…

CVSS 4.0MEDIUM 6.9 Network No auth No interaction EPSS 0.00989 Published 2026-04-10 Partial fix · 2.25.4 CWE-117
Priority LOW 29

Apache Log4j's JsonTemplateLayout https://logging.apache.org/log4j/2.x/manual/json-template-layout.html , in versions up to and including 2.25.3, produces invalid JSON output when log events contain non-finite floating-p…

CVSS 4.0MEDIUM 6.3 Network No auth No interaction EPSS 0.00718 Published 2026-04-10 Partial fix · 2.25.4 CWE-116
Priority LOW 29

The fix for CVE-2025-68161 https://logging.apache.org/security.html#CVE-2025-68161 was incomplete: it addressed hostname verification only when enabled via the log4j2.sslVerifyHostName https://logging.apache.org/log4j/2.…

CVSS 4.0MEDIUM 6.3 Network No auth No interaction EPSS 0.00569 Published 2026-04-10 Partial fix · 2.25.4 CWE-297
TI-2025-10211 CVE-2025-11143 · GHSA-wjpw-4j6x-6rwh

Improper input validation in Eclipse Jetty

Priority LOW 28

The Jetty URI parser has some key differences to other common parsers when evaluating invalid or unusual URIs.

CVSS 3.1MEDIUM 6.5 Network No auth No interaction EPSS 0.00182 Published 2026-03-05 Partial fix · 12.0.31, 12.1.5 CWE-20