Privilege escalation in Vitepos

CVE-2026-8157

The Vitepos WordPress plugin before 3.4.2 does not properly restrict the roles that can be assigned when creating new users via one of its REST API endpoints, allowing authenticated users with a custom Vitepos WordPress plugin before 3.4.2 role to escalate privileges to administrator.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 33.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-8157: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

  • Vitepos — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-8157?
CVE-2026-8157 is a high-severity vulnerability in Vitepos, classified under Improper Privilege Management. CVSS score: 8.8/10. Published 2026-06-22.
How severe is CVE-2026-8157?
High severity. CVSS v3 base score is 8.8 out of 10.