What is CVE-2022-22700?

CVE-2022-22700 is a medium-severity vulnerability in Cyberark Identity, classified under Use of Insufficiently Random Values. CVSS score: 5.3/10. Published 2022-03-03.

How severe is CVE-2022-22700?

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

Vulnerability in Cyberark Identity

CVE-2022-22700

CyberArk Identity versions up to and including 22.1 in the 'StartAuthentication' resource, exposes the response header 'X-CFY-TX-TM'. In certain configurations, that response header contains different, predictable value ranges which can be used to determine whether a user exists in the tenant.

Published 2022-03-03 · 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 (64.7th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.7% 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

Cyberark Identity
Cyberark Identity — versions 22.1

Weakness classification (CWE)

CWE-330 — Use of Insufficiently Random Values

References

fluidattacks.com/advisories/porter/ (Exploit, Third Party Advisory)
docs.cyberark.com/Product-Doc/OnlineHelp/Idaptive/Latest/en/Content/ReleaseNote… (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2022-22700?: CVE-2022-22700 is a medium-severity vulnerability in Cyberark Identity, classified under Use of Insufficiently Random Values. CVSS score: 5.3/10. Published 2022-03-03.
How severe is CVE-2022-22700?: Medium severity. CVSS v3 base score is 5.3 out of 10.