What’s Vulnerable › Vulnerabilities
CVE-2017-16562
- Severity: critical (CVSS 9.8 v3.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 27.4% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2017-11-10 · updated 2026-06-17
- Weakness: CWE-287
Description
The UserPro plugin before 4.9.17.1 for WordPress, when used on a site with the "admin" username, allows remote attackers to bypass authentication and obtain administrative access via a "true" value for the up_auto_log parameter in the QUERY_STRING to the default URI.
Affected products
- UserPro - Community and User Profile WordPress Plugin: before 4.9.17.1 — fixed in 4.9.17.1
How to fix
Upgrade to a fixed version: UserPro - Community and User Profile WordPress Plugin 4.9.17.1. Check the vendor advisory for mitigations.
References
- https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681?s_rank=9
- https://wpvulndb.com/vulnerabilities/8950
- https://www.exploit-db.com/exploits/43117/
- https://codecanyon.net/item/userpro-user-profiles-with-social-login/5958681?s_rank=9
- https://wpvulndb.com/vulnerabilities/8950
- https://www.exploit-db.com/exploits/43117/
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