{"cve":"CVE-2026-34748","nvd":{"published":"2026-04-01T20:16:27.040","modified":"2026-10-26T21:10:00.170","status":"Analyzed","description":"Payload is a free and open source headless content management system. Prior to version 3.78.0 in @payloadcms/next, a stored Cross-Site Scripting (XSS) vulnerability existed in the admin panel. An authenticated user with write access to a collection could save content that, when viewed by another user, would execute in their browser. This issue has been patched in version 3.78.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","score":8.7},"cwes":["CWE-79"],"references":["https://github.com/payloadcms/payload/security/advisories/GHSA-mmxc-95ch-2j7c"],"products":["payloadcms:payload"],"source":"nvd","synced_at":"2026-10-26T21:38:48.864438205+00:00"},"epss":{"cve":"CVE-2026-34748","score":0.00286,"percentile":0.20906,"date":"2026-10-26"},"kev":null,"osv":[{"id":"GHSA-mmxc-95ch-2j7c","url":"https://osv.dev/vulnerability/GHSA-mmxc-95ch-2j7c","summary":"@payloadcms/next has Stored XSS in Admin Panel","modified":"2026-04-06T17:05:23.541316Z","packages":[{"ecosystem":"npm","name":"@payloadcms/next","purl":"pkg:npm/%40payloadcms/next","ranges":["<3.78.0"],"fixed":["3.78.0"]}]}],"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."]}