CVE-2021-36055: XMP Toolkit SDK Use After Free Vulnerability In ReadingXMPNewDOM Could Lead To Arbitrary Code Execution

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-09-01 · updated 2026-06-17
Weakness: CWE-416

Description

XMP Toolkit SDK versions 2020.1 (and earlier) are affected by a use-after-free vulnerability that 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.

Affected products

Adobe XMP Toolkit: through 2020.1
Debian Linux: 10.0

References

https://helpx.adobe.com/security/products/xmpcore/apsb21-65.html
https://lists.debian.org/debian-lts-announce/2023/09/msg00032.html
https://helpx.adobe.com/security/products/xmpcore/apsb21-65.html
https://lists.debian.org/debian-lts-announce/2023/09/msg00032.html
https://lists.debian.org/debian-lts-announce/2025/08/msg00003.html

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