Is CVE-2021-36064 in the CISA KEV catalog?

No. CVE-2021-36064 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-36064?

CVE-2021-36064 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-36064?

CVE-2021-36064 has an EPSS score of 2.72% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-36064?

Upgrade exempi on debian 11 to 2.5.2-1+deb11u1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2021-36064

HIGHEPSS 84th pctl

7.8

CVSS v3

NVD

Description

XMP Toolkit version 2020.1 (and earlier) is affected by a Buffer Underflow vulnerability which could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CWE-124

How to fix

Remediation Available

exempiDebian

Fixed in:2.5.2-1+deb11u1CVE-2021-36064

Fixed in:2.6.0-1CVE-2021-36064

exempiUbuntu

Fixed in:2.4.5-2ubuntu0.1USN-5483-1

Fixed in:2.5.1-1ubuntu0.1USN-5483-1

Fixed in:2.5.2-1ubuntu0.22.04.1USN-5483-1

libexempi3Ubuntu

Fixed in:2.4.5-2ubuntu0.1USN-5483-1

libexempi8Ubuntu

Fixed in:2.5.1-1ubuntu0.1USN-5483-1

Fixed in:2.5.2-1ubuntu0.22.04.1USN-5483-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.72%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

Patch1

helpx.adobe.com

Third-Party Advisory1

lists.debian.org

Other references1

lists.debian.org

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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 2025-11-03.