What is CVE-2021-34621?

CVE-2021-34621 is a critical-severity vulnerability in Profilepress, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2021-07-07.

How severe is CVE-2021-34621?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2021-34621 known to be exploited?

9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Privilege escalation in Profilepress

CVE-2021-34621

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…

Vulnerability class: Privilege Escalation

EPSS: 0.935 (99.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Profilepress — versions 3.0.0 - 3.1.3

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

Public proof-of-concept exploits

References

www.wordfence.com/blog/2021/06/easily-exploitable-critical-vulnerabilities-patc… (x_refsource_MISC)
packetstormsecurity.com/files/163973/WordPress-ProfilePress-3.1.3-Privilege-Esc… (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-34621?: CVE-2021-34621 is a critical-severity vulnerability in Profilepress, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2021-07-07.
How severe is CVE-2021-34621?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-34621 known to be exploited?: 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.