What is CVE-2021-33223?

CVE-2021-33223 is a high-severity vulnerability in Seeddms, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2023-06-07.

How severe is CVE-2021-33223?

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

Auth bypass in Seeddms

CVE-2021-33223

An issue discovered in SeedDMS 6.0.15 allows an attacker to escalate privileges via the userid and role parameters in the out.UsrMgr.php file.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2023-06-07 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.008 (55.0th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: -0.000

Affected products

Seeddms — versions 6.0.15

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

www.notion.so/SeedDMS-6-0-15-Incorrect-Access-Control-ff504354656b47b2b0cee0b7a… (Third Party Advisory)
sunil-singh.notion.site/SeedDMS-6-0-15-Insecure-Direct-Object-Reference-IDOR-ff… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-33223?: CVE-2021-33223 is a high-severity vulnerability in Seeddms, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2023-06-07.
How severe is CVE-2021-33223?: High severity. CVSS v3 base score is 8.8 out of 10.