What is CVE-2022-42888?

CVE-2022-42888 is a critical-severity vulnerability in Armemberplugin Armember, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2022-12-06.

How severe is CVE-2022-42888?

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

Is CVE-2022-42888 known to be exploited?

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

Privilege escalation in Armemberplugin Armember

CVE-2022-42888

Unauth. Privilege Escalation vulnerability in ARMember premium plugin <= 5.5.1 on WordPress.

Vulnerability class: Privilege Escalation

Published 2022-12-06 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.007 (51.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/armember/wordpress-armember-premium-plugi… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2022-42888?: CVE-2022-42888 is a critical-severity vulnerability in Armemberplugin Armember, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2022-12-06.
How severe is CVE-2022-42888?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-42888 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.