CVE-2021-34621 - CVE House
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Status published Critical CVE-2021-34621

ProfilePress 3.0 - 3.1.3 - Unauthenticated Privilege Escalation

Vulnerability Description

A vulnerability in the user registration component found in the ~/src/Classes/RegistrationAuth.php file of the ProfilePress WordPress plugin made it possible for users to register on sites as an administrator. This issue affects versions 3.0.0 - 3.1.3. .

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Chloe Chamberland, Wordfence

References

More from ProfilePress

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CVE-2021-34624
ProfilePress 3.0 - 3.1.3 - Arbitrary File Upload in File Uploader Component
Critical 9.8
CVE-2021-34623
ProfilePress 3.0 - 3.1.3 - Arbitrary File Upload in Image Uploader Component
Critical 9.8
CVE-2021-34622
ProfilePress 3.0 - 3.1.3 - Authenticated Privilege Escalation
Critical 9.8

Affected Vendor

ProfilePress

View all reports →

Affected Software

ProfilePress
Vulnerable Versions:
3.0.0 - 3.1.3

Timeline

Official Publish: July 7th, 2021
Last Modified: October 15th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-269

MITRE ATT&CK TTPs

T1078 Valid Accounts
Persistence
T1098 Account Manipulation
Privilege Escalation
T1548 Abuse Elevation Control Mechanism
Privilege Escalation
T1222 File and Directory Permissions Modification
Defense Evasion
T1134 Access Token Manipulation
Defense Evasion