{"cve":"CVE-2021-24322","nvd":{"published":"2021-06-01T14:15:09.263","modified":"2026-06-17T03:39:49.817","status":"Modified","description":"The Database Backup for WordPress plugin before 2.4 did not escape the backup_recipient POST parameter in before output it back in the attribute of an HTML tag, leading to a Stored Cross-Site Scripting issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","score":5.4},"cwes":["CWE-79"],"references":["https://m0ze.ru/vulnerability/%5B2021-04-04%5D-%5BWordPress%5D-%5BCWE-79%5D-WP-DB-Backup-WordPress-Plugin-v2.3.3.txt","https://wpscan.com/vulnerability/6bea6301-0762-45c3-a4eb-15d6ac4f9f37","https://m0ze.ru/vulnerability/%5B2021-04-04%5D-%5BWordPress%5D-%5BCWE-79%5D-WP-DB-Backup-WordPress-Plugin-v2.3.3.txt","https://wpscan.com/vulnerability/6bea6301-0762-45c3-a4eb-15d6ac4f9f37"],"products":["deliciousbrains:database_backup"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2021-24322","score":0.00703,"percentile":0.53303,"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."]}