What is CVE-2021-36483?

CVE-2021-36483 is a high-severity vulnerability in Devexpress, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2021-08-04.

How severe is CVE-2021-36483?

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

Deserialization in Devexpress

CVE-2021-36483

DevExpress.XtraReports.UI through v21.1 allows attackers to execute arbitrary code via insecure deserialization.

Vulnerability class: Insecure Deserialization

Published 2021-08-04 · 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: 0.029 (86.5th percentile), scored 2026-10-08.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000

Affected products

Devexpress

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

gist.github.com/tree-chtsec/27013ed6cb297b24e44f6359439b678e (Third Party Advisory)
supportcenter.devexpress.com/ticket/details/t708194/net-web-controls-unsafe-dat… (Permissions Required, Vendor Advisory)
supportcenter.devexpress.com/ticket/details/t714296/net-desktop-controls-unsafe… (Permissions Required, Vendor Advisory)
www.chtsecurity.com/news/a01d1bc6-19c8-4187-b343-6bc685efe64f (Third Party Advisory)
supportcenter.devexpress.com/ticket/details/t1031535/reporting-unsafe-data-type… (Vendor Advisory, Permissions Required)
www.zerodayinitiative.com/advisories/ZDI-22-341/ (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2021-36483?: CVE-2021-36483 is a high-severity vulnerability in Devexpress, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2021-08-04.
How severe is CVE-2021-36483?: High severity. CVSS v3 base score is 8.8 out of 10.