AUGUST 4, 2026
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Case File

CVE-2021-27200

CRITICAL · CVSS 9.8 EPSS 3.36% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-11 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

External Security References

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-27200
Severity
CRITICAL
CVSS
9.8
EPSS
3.36%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)