{"action":"Upgrade rmccue/requests to 1.8.0 or later.","affected":[{"fixed":"1.8.0","introduced":"1.6.0"}],"component":"rmccue/requests","cve_ids":["CVE-2021-29476"],"ecosystem":"Packagist","epss":0.02142,"exploited":false,"fixed_versions":["1.8.0"],"ghsa_id":"GHSA-52qp-jpq7-6c54","id":"tcs_01M5KEVH12GVR4ERBZRPVTW6B1","modified_at":"2026-07-08T06:27:55.875940375Z","published_at":"2021-04-29T21:52:30Z","references":["https://osv.dev/vulnerability/GHSA-52qp-jpq7-6c54","https://github.com/WordPress/Requests/security/advisories/GHSA-52qp-jpq7-6c54","https://nvd.nist.gov/vuln/detail/CVE-2021-29476","https://github.com/ambionics/phpggc/issues/52","https://github.com/rmccue/Requests/pull/421","https://github.com/WordPress/wordpress-develop/commit/add6bedf3a53b647d0ebda2970057912d3cd79d3","https://2018.zeronights.ru/wp-content/uploads/materials/9%20ZN2018%20WV%20-%20PHP%20unserialize.pdf","https://blog.detectify.com/2019/07/23/improving-wordpress-plugin-security","https://cdn2.hubspot.net/hubfs/3853213/us-18-Thomas-It%27s-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-....pdf","https://dannewitz.ninja/posts/php-unserialize-object-injection-yet-another-stars-rating-wordpress","https://github.com/FriendsOfPHP/security-advisories/blob/master/rmccue/requests/CVE-2021-29476.yaml","https://i.blackhat.com/us-18/Thu-August-9/us-18-Thomas-Its-A-PHP-Unserialization-Vulnerability-Jim-But-Not-As-We-Know-It.pdf","https://medium.com/@knownsec404team/extend-the-attack-surface-of-php-deserialization-vulnerability-via-phar-d6455c6a1066#3c0f","https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-52qp-jpq7-6c54","url":"https://osv.dev/vulnerability/GHSA-52qp-jpq7-6c54"}],"summary":"Insecure Deserialization of untrusted data in rmccue/requests"}