The _serve_static method always sets the Cache-Control header to "public", with no means of overriding it. This advises proxies that the content may be stored in a shared cache, and may be reused in responses to requests from other users. (This includes requests with an Authorization header.)
Configuring the expires time to "0" to disable caching, as documented, is ignored.
Analysis and contextual insights are available on OpenCVE Cloud.
Vendor Workaround
Apply the patch, and configure the default Cache-Control as needed. For deployments that cannot apply the patch, a method modifier of _serve_static in the Catalyst class can be used to override the Cache-Control or Expires headers as needed, for example: around _serve_static => sub { my ( $next, $c, $path, $cache_control ) = @_; $c->$next($path); my $config = $c->config->{'Plugin::Static::Simple'}; $cache_control ||= $config->{cache_control} || "public"; if ( defined $config->{expires} ) { if ( $config->{expires} <= 0 ) { $cache_control = 'no-store'; $c->res->headers->expires(0); } else { $c->res->headers->expires( time() + $config->{expires} ); } } $c->res->headers->header( 'Cache-Control' => $cache_control ); return 1; };
Tracking
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Fri, 28 Aug 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
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cvssV3_1
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Fri, 21 Aug 2026 13:30:00 +0000
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| First Time appeared |
Perl-catalyst
Perl-catalyst catalyst Plugin Static Simple |
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| Vendors & Products |
Perl-catalyst
Perl-catalyst catalyst Plugin Static Simple |
Thu, 20 Aug 2026 23:30:00 +0000
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| References |
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Thu, 20 Aug 2026 18:30:00 +0000
| Type | Values Removed | Values Added |
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| Description | Catalyst::Plugin::Static::Simple versions through 0.38 for Perl mark responses as publicly cacheable. The _serve_static method always sets the Cache-Control header to "public", with no means of overriding it. This advises proxies that the content may be stored in a shared cache, and may be reused in responses to requests from other users. (This includes requests with an Authorization header.) Configuring the expires time to "0" to disable caching, as documented, is ignored. | |
| Title | Catalyst::Plugin::Static::Simple versions through 0.38 for Perl mark responses as publicly cacheable | |
| Weaknesses | CWE-524 | |
| References |
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Status: PUBLISHED
Assigner: CPANSec
Published:
Updated: 2026-08-28T15:07:16.802Z
Reserved: 2026-07-14T14:24:29.805Z
Link: CVE-2026-15743
Updated: 2026-08-20T23:07:17.920Z
Status : Deferred
Published: 2026-08-20T19:16:48.700
Modified: 2026-08-28T16:17:07.540
Link: CVE-2026-15743
No data.
OpenCVE Enrichment
Updated: 2026-08-28T19:30:16Z