Is CVE-2021-27033 in the CISA KEV catalog?

No. CVE-2021-27033 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-27033?

CVE-2021-27033 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2021-27033?

CVE-2021-27033 has an EPSS score of 3.00% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2021-27033?

No published fix for CVE-2021-27033 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2021-27033

HIGHEPSS 86th pctl

8.1

CVSS v3

NVD

Description

A maliciously crafted PDF file, when opened by a user in Autodesk Design Review, can trigger a Double Free vulnerability in the Autodesk Design Review application. A malicious actor may leverage this vulnerability to cause memory corruption and execute arbitrary code in the context of the current process.

CWE-415

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Exploit Intelligence

3.00%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Vendor Advisory1

autodesk.com

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-19.