{"cve":"CVE-2021-39339","nvd":{"published":"2021-09-22T11:15:07.503","modified":"2026-06-17T04:03:34.633","status":"Modified","description":"The Telefication WordPress plugin is vulnerable to Open Proxy and Server-Side Request Forgery via the ~/bypass.php file due to a user-supplied URL request value that gets called by a curl requests. This affects versions up to, and including, 1.8.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3},"cwes":["CWE-918"],"references":["https://plugins.trac.wordpress.org/browser/telefication/tags/1.8.0/bypass.php","https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39339","https://plugins.trac.wordpress.org/browser/telefication/tags/1.8.0/bypass.php","https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39339"],"products":["telefication:telefication"],"source":"nvd","synced_at":"2026-10-19T21:23:41.316049955+00:00"},"epss":{"cve":"CVE-2021-39339","score":0.01377,"percentile":0.72072,"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."]}