What is CVE-2022-29578?

CVE-2022-29578 is a medium-severity vulnerability in Meridian, classified under Improper Authentication. CVSS score: 5.3/10. Published 2022-06-24.

How severe is CVE-2022-29578?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Meridian

CVE-2022-29578

Meridian Cooperative Utility Software versions 22.02 and 22.03 allows remote attackers to obtain sensitive information such as name, address, and daily energy usage.

Vulnerability class: Broken Authentication

Published 2022-06-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.011 (64.6th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: +0.000

Affected products

Meridian — versions 22.02, 22.03

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.cisa.gov/uscert/ics/advisories/icsa-22-165-02 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2022-29578?: CVE-2022-29578 is a medium-severity vulnerability in Meridian, classified under Improper Authentication. CVSS score: 5.3/10. Published 2022-06-24.
How severe is CVE-2022-29578?: Medium severity. CVSS v3 base score is 5.3 out of 10.