RHSA-2026:99213: Important: perl-CGI security update

Published Nov 11, 2026
·
Updated

CGI.pm is a stable, complete and mature solution for processing and preparing HTTP requests and responses. Major features including processing form submissions, file uploads, reading and writing cookies, query string generation and manipulation, and processing and preparing HTTP headers. Some HTML generation utilities are included as well. CGI.pm performs very well in in a vanilla CGI.pm environment and also comes with built-in support for modperl and modperl2 as well as FastCGI.Security Fix(es): perl-cgi: perl-cgi: Denial of Service via unenforced request and upload limits (CVE-2026-120650) perl-cgi: perl-cgi: arbitrary file write via unsanitized upload filenames (CVE-2026-120641) perl-cgi: perl-cgi: Security feature bypass via untainted request parameters (CVE-2026-120642) 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 Software

2 affected componentsFixes available
redhat/perl-cgi
redhat/perl-cgi<0:4.51-5.el9_8.1
0:4.51-5.el9_8.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/perl-CGI to a version that resolves this vulnerability.

    Fixed in 0:4.51-5.el9_8.1

Event History

Nov 11, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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