{"cve":"CVE-2021-27200","nvd":{"published":"2021-06-11T18:15:17.243","modified":"2026-06-17T03:44:27.400","status":"Modified","description":"In WoWonder 3.0.4, remote attackers can take over any account due to the weak cryptographic algorithm in recover.php. The code parameter is easily predicted from the time of day.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-330"],"references":["https://securityforeveryone.com/blog/wowonder-0-day-vulnerability-cve-2021-27200","https://www.exploit-db.com/exploits/49989","https://www.wowonder.com","https://securityforeveryone.com/blog/wowonder-0-day-vulnerability-cve-2021-27200","https://www.exploit-db.com/exploits/49989"],"products":["wowonder:wowonder"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2021-27200","score":0.0336,"percentile":0.88721,"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."]}