CVE-2026-8157

CVE-2026-8157 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2026-8157?
CVE-2026-8157 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-8157 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-8157?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-8157 have an EU (EUVD) identifier?
Yes. CVE-2026-8157 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38215.
When was CVE-2026-8157 published?
CVE-2026-8157 was published on 2026-06-22.

References

Other CWE-269 (Improper Privilege Management) vulnerabilities

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