RHSA-2026:18063

Details

Details:

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage.

Security Fix(es):

nginx: NGINX: Arbitrary Code Execution Vulnerability (CVE-2026-42945)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Packages(18 packages)

nginx

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-all-modules

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-core

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-core-debuginfo

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-debuginfo

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-debugsource

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-filesystem

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-mod-devel

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-mod-http-image-filter

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

nginx-mod-http-image-filter-debuginfo

RHEL 10

Fixed in:

2:1.26.3-2.el10_1.2

References

ADVISORY

https://access.redhat.com/errata/RHSA-2026:18063

WEB

https://access.redhat.com/security/updates/classification/#critical

WEB

https://bugzilla.redhat.com/show_bug.cgi?id=2477116

ADVISORY

https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_18063.json