CVE-2021-42528

Name: CVE-2021-42528
Creator: NVD / NIST
Published: 2022-05-02T23:15:07.73+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 1.80%

Last modified Jun 17, 2026

CVE-2021-42528 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. XMP Toolkit 2021.07 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. EPSS estimates a 1.80% chance of exploitation in the next 30 days.

Description

XMP Toolkit 2021.07 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

1.80%

75.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Adobe	Xmp Toolkit Software Development Kit	<= 2021.07
Debian	Debian Linux	10.0

References

https://helpx.adobe.com/security/products/xmpcore/apsb21-108.htmlVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/09/msg00032.htmlMailing List, Third Party Advisory
https://helpx.adobe.com/security/products/xmpcore/apsb21-108.htmlVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/09/msg00032.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/08/msg00003.html

Timeline

Published: May 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-42528?

How severe is CVE-2021-42528?

CVE-2021-42528 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.80% probability of exploitation in the next 30 days.

How do I fix CVE-2021-42528?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-42528?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST