CVE-2017-16562 EXPLOIT
9.8
CRITICAL · CVSS 3.0 · EPSS 27.4% (pctl 98)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 27.37% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-287 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2017-11-10 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| userproplugin | userpro |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | WordPress Plugin Userpro < 4.9.17.1 - Authentication Bypass | 2017-11-04 |
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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