Vulnerability · Published Dec 9, 2025 · Assigned by VulnCheck
CVE-2021-47717IntelliChoice eFORCE Software Suite Username Enumeration
Medium 6.9
In plain English
A medium-severity security flaw in IntelliChoice eFORCE Software Suite from IntelliChoice. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 30% of all known vulnerabilities).
Severity (CVSS 4.0)6.9Medium
Exploit odds (30 days)0.4%top 70.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
IntelliChoice eFORCE Software Suite 2.5.9 contains a username enumeration vulnerability that allows attackers to enumerate valid users by exploiting the 'ctl00$MainContent$UserName' POST parameter. Attackers can send requests with valid usernames to retrieve user information.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IntelliChoice | IntelliChoice eFORCE Software Suite | 2.5.9.6 |
Weakness: CWE-204 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
References
- ExploitDB-50164 exploit
- Official Product Homepage product
- Zero Science Lab Disclosure (ZSL-2021-5658) third-party-advisory
- VulnCheck Advisory: IntelliChoice eFORCE Software Suite Username Enumeration third-party-advisory