{"cve":"CVE-2012-4400","nvd":{"published":"2012-09-19T10:57:07.157","modified":"2026-06-16T23:44:56.790","status":"Modified","description":"repository/repository_ajax.php in Moodle 2.2.x before 2.2.5 and 2.3.x before 2.3.2 allows remote authenticated users to bypass intended upload-size restrictions via a -1 value in the maxbytes field.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-30792","http://moodle.org/mod/forum/discuss.php?d=211555","http://openwall.com/lists/oss-security/2012/09/17/1","http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-30792","http://moodle.org/mod/forum/discuss.php?d=211555"],"products":["moodle:moodle"],"source":"nvd","synced_at":"2026-10-19T20:25:53.526315492+00:00"},"epss":{"cve":"CVE-2012-4400","score":0.01128,"percentile":0.66374,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}