Unrestricted Upload of File with Dangerous Type in Packagist showdoc/showdoc prior to 2.10.2.
https://github.com/advisories/GHSA-6x3j-x9rp-whxp
https://huntr.dev/bounties/c25bfad1-2611-4226-954f-009e50f966f7
https://github.com/star7th/showdoc/commit/7383d7a3c1b0807b6f397ba7df415a0ce7ccc436