Summary
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: ngx_http_rewrite_module: code execution and denial of service (CVE-2026-9256)
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.
Fixed packages 10
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 9 | nginx | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-all-modules | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-core | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-filesystem | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-mod-devel | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-mod-http-image-filter | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-mod-http-perl | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-mod-http-xslt-filter | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-mod-mail | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
| AlmaLinux · 9 | nginx-mod-stream | 2:1.26.3-9.module_el9.8.0+260+95b8e5ed.1 |
Vulnerabilities 1
-
High 8.1
NGINX ngx_http_rewrite_module vulnerability
NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression (PCRE) captures (for example, ^/…