What is CVE-2022-43340?

CVE-2022-43340 is a high-severity vulnerability in Dzzoffice, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2022-10-27.

How severe is CVE-2022-43340?

High severity. CVSS v3 base score is 8.8 out of 10.

CSRF in Dzzoffice

CVE-2022-43340

A Cross-Site Request Forgery (CSRF) in dzzoffice 2.02.1_SC_UTF8 allows attackers to arbitrarily create user accounts and grant Administrator rights to regular users.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2022-10-27 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Dzzoffice — versions 2.02.1

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

github.com/zyx0814/dzzoffice (Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Product)
github.com/zyx0814/dzzoffice/issues/223 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-43340?: CVE-2022-43340 is a high-severity vulnerability in Dzzoffice, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2022-10-27.
How severe is CVE-2022-43340?: High severity. CVSS v3 base score is 8.8 out of 10.