{"cve":"CVE-2023-52083","nvd":{"published":"2023-12-28T23:15:43.557","modified":"2026-06-17T06:42:02.403","status":"Modified","description":"Winter is a free, open-source content management system.  Prior to 1.2.4, users with the `media.manage_media` permission can upload files to the Media Manager and rename them after uploading. Previously, media manager files were only sanitized on upload, not on renaming, which could have allowed a stored XSS attack. This issue has been patched in v1.2.4.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","score":4.8},"cwes":["CWE-79"],"references":["https://github.com/wintercms/winter/commit/2969daeea8dee64d292dbaa3778ea251e2a7e491","https://github.com/wintercms/winter/security/advisories/GHSA-4wvw-75qh-fqjp","https://github.com/wintercms/winter/commit/2969daeea8dee64d292dbaa3778ea251e2a7e491","https://github.com/wintercms/winter/security/advisories/GHSA-4wvw-75qh-fqjp"],"products":["wintercms:winter"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-52083","score":0.00311,"percentile":0.24019,"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."]}