CVE-2026-48557: Spatie Laravel Media Library contains a file upload restriction bypass

high Affects spatie/laravel-medialibrary. Feed 2026.10.29.1, updated 2026-10-28; published 2026-05-29; advisory modified 2026-09-10.

Spatie Laravel Media Library contains a file upload restriction bypass

Package: spatie/laravel-medialibrary Composer
Affected versions: <11.23.0
Fixed in: 11.23.0
Severity: high CVSS 8.8
Exploitation: not on CISA KEV · EPSS 0% (38.1th percentile)
Published: 2026-05-29
Source: osv.dev

References

CWE-184

NVD record spatie/laravel-medialibrary advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs How findings are ranked

Related advisories

CVE-2026-48555 high Spatie Laravel Media Library contains a server-side request forgery vulnerability same package: spatie/laravel-medialibrary
CVE-2026-48736 medium Symfony: IpUtils::PRIVATE_SUBNETS Omits IPv6 Transition Forms (6to4, NAT64, Teredo, IPv4-c same weakness: CWE-184
CVE-2026-25525 medium OpenMage LTS has a Path Traversal Filter Bypass in Dataflow Module same weakness: CWE-184
CVE-2026-28783 medium Craft CMS has Twig Function Blocklist Bypass same weakness: CWE-184
CVE-2024-54149 high Winter CMS Modules allows a sandbox bypass in Twig templates leading to data modification same weakness: CWE-184
CVE-2026-72779 medium Craft CMS: Arbitrary file read via SplFileObject in non-sandboxed template contexts same weakness: CWE-184