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Fedora 43 nginx Critical Update for CVE-2026-42055, 42530, 48142

fedora
Calendar Grey June 26, 2026
Dist Fedora Esm H88
Explore the critical update for Fedora 43 nginx addressing multiple security flaws. Install the recommended patches promptly.
nginx-mod-headers-more: Rebuild for 1.30.3 nginx-mod-brotli: Rebuild for 1.30.3 nginx-mod-vts:

Summary

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 and

IMAP protocols, with a strong focus on high concurrency, performance and low

memory usage.

Update Information:

nginx-mod-headers-more: Rebuild for 1.30.3 nginx-mod-brotli: Rebuild for 1.30.3 nginx-mod-vts: Rebuild for 1.30.3 nginx-mod-modsecurity: Rebuild for 1.30.3 nginx-mod-fancyindex: Rebuild for 1.30.3 nginx-mod-naxsi: Rebuild for 1.30.3 nginx: update to 1.30.3 fixes CVE-2026-42055, CVE-2026-42530 and CVE-2026-48142

Topics%20covered

Topics Covered

security advisory fedora DoS important fix web server

Change Log

* Wed Jun 17 2026 Felix Kaechele - 2:1.30.3-1 - update to 1.30.3 - fixes CVE-2026-42055, CVE-2026-42530 and CVE-2026-48142 * Fri Jun 12 2026 Yaakov Selkowitz - 2:1.30.2-2 - Rebuilt for openssl 4.0

References

Fedora Update Notification FEDORA-2026-9d7328702e 2026-06-27 00:54:50.049683+00:00 Name : nginx Product : Fedora 43 Version : 1.30.3 Release : 1.fc43 URL : https://nginx.org Summary : A high performance web server and reverse proxy server Description : Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 and IMAP protocols, with a strong focus on high concurrency, performance and low memory usage.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-9d7328702e' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
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Critical

Name: nginx
Product: Fedora 43
Version: 1.30.3
Release: 1.fc43
URL: https://nginx.org
Summary: A high performance web server and reverse proxy server

Topics%20covered

Topics Covered

security advisory fedora DoS important fix web server

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