How severe is CVE-2021-36483?

CVE-2021-36483 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36483 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36483?

CVE-2021-36483 affects Devexpress. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36483?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-36483 published?

CVE-2021-36483 was published on 2021-08-04 and last updated on 2026-06-17.

CVE-2021-36483

CVE-2021-36483 is a high-severity vulnerability in Devexpress with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Devexpress
Published: 2021-08-04
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2021-36483?: DevExpress.XtraReports.UI through v21.1 allows attackers to execute arbitrary code via insecure deserialization.
How severe is CVE-2021-36483?: CVE-2021-36483 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36483 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36483?: CVE-2021-36483 affects Devexpress. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36483?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-36483 published?: CVE-2021-36483 was published on 2021-08-04 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:devexpress:devexpress:*:*:*:*:*:*:*:*

More vulnerabilities in Devexpress

CVE-2022-28684 — High (CVSS 8.8): This vulnerability allows remote attackers to execute arbitrary code on affected installations of DevExpress.…
CVE-2023-35817 — Medium (CVSS 5.0): DevExpress before 23.1.3 allows AsyncDownloader SSRF.
CVE-2023-35816 — Low (CVSS 3.5): DevExpress before 23.1.3 allows arbitrary TypeConverter conversion.
CVE-2023-35815 — Low (CVSS 3.5): DevExpress before 23.1.3 has a data-source protection mechanism bypass during deserialization on XML data.
CVE-2023-35814 — Low (CVSS 3.5): DevExpress before 23.1.3 does not properly protect XtraReport serialized data in ASP.NET web forms.

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