{"cve":"CVE-2021-24426","nvd":{"published":"2021-07-12T20:15:09.263","modified":"2026-06-17T03:40:00.360","status":"Modified","description":"The Backup by 10Web – Backup and Restore Plugin WordPress plugin through 1.0.20 does not sanitise or escape the tab parameter before outputting it back in the page, leading to a reflected Cross-Site Scripting issue","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://m0ze.ru/vulnerability/%5B2021-05-23%5D-%5BWordPress%5D-%5BCWE-79%5D-Backup-by-10Web-WordPress-Plugin-v1.0.20.txt","https://wpscan.com/vulnerability/48464b3f-fe57-40fe-8868-398a36099fb9","https://m0ze.ru/vulnerability/%5B2021-05-23%5D-%5BWordPress%5D-%5BCWE-79%5D-Backup-by-10Web-WordPress-Plugin-v1.0.20.txt","https://wpscan.com/vulnerability/48464b3f-fe57-40fe-8868-398a36099fb9"],"products":["web-dorado:backup-wd"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2021-24426","score":0.00626,"percentile":0.50049,"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."]}