What is CVE-2022-31887?

CVE-2022-31887 is a critical-severity vulnerability in Marvalglobal Marval Msm, classified under Insufficiently Protected Credentials. CVSS score: 9.8/10. Published 2022-06-28.

How severe is CVE-2022-31887?

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

Vulnerability in Marvalglobal Marval Msm

CVE-2022-31887

Marval MSM v14.19.0.12476 has a 0-Click Account Takeover vulnerability which allows an attacker to change any user's password in the organization, this means that the user can also escalate achieve Privilege Escalation by changing the administrator password.

Published 2022-06-28 · 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: 0.016 (74.7th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.016 · change: +0.000

Affected products

Marvalglobal Marval Msm — versions 14.19.0.12476

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

marvalglobal.com/ (Product)
drive.google.com/drive/folders/12nb9KvckzhUNv4RtjlaeZi8QeFqwvkMX (Third Party Advisory, Broken Link)
cyber-guy.gitbook.io/cyber-guy/pocs/marval-msm/0-click-account-takeover (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-31887?: CVE-2022-31887 is a critical-severity vulnerability in Marvalglobal Marval Msm, classified under Insufficiently Protected Credentials. CVSS score: 9.8/10. Published 2022-06-28.
How severe is CVE-2022-31887?: Critical severity. CVSS v3 base score is 9.8 out of 10.