CVE-2026-56364
ImageMagick - Memory Leak in LoadOpenCLDeviceBenchmark() via Malformed XML
Description
ImageMagick before 7.1.2-13 contains a memory leak vulnerability in LoadOpenCLDeviceBenchmark() function when parsing malformed OpenCL device profile XML files with unclosed device elements. Attackers with write access to the OpenCL cache directory can place malicious XML files to exhaust memory and cause denial of service.
INFO
Published Date :
June 30, 2026, 11:17 p.m.
Last Modified :
July 2, 2026, 6:34 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | LOW | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | LOW | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update ImageMagick to version 7.1.2-13.
- Apply vendor patches to prevent the memory leak.
- Sanitize OpenCL device profile XML inputs.
Public PoC/Exploit Available at Github
CVE-2026-56364 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-56364.
| URL | Resource |
|---|---|
| https://github.com/ImageMagick/ImageMagick/commit/a52c1b402be08ef8ae193f28ac5b2e120f2fa26f | Patch |
| https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qp59-x883-77qv | Exploit Vendor Advisory |
| https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-loadopencldevicebenchmark-via-malformed-xml | Patch Third Party Advisory |
| https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qp59-x883-77qv | Exploit Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-56364 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-56364
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
DSA and DLA for Debian last 14 days
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-56364 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-56364 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jul. 02, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:* versions up to (excluding) 7.1.2-13 Added Reference Type VulnCheck: https://github.com/ImageMagick/ImageMagick/commit/a52c1b402be08ef8ae193f28ac5b2e120f2fa26f Types: Patch Added Reference Type VulnCheck: https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qp59-x883-77qv Types: Exploit, Vendor Advisory Added Reference Type VulnCheck: https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-loadopencldevicebenchmark-via-malformed-xml Types: Patch, Third Party Advisory Added Reference Type CISA-ADP: https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qp59-x883-77qv Types: Exploit, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 01, 2026
Action Type Old Value New Value Added Reference https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qp59-x883-77qv Added SSVC {'id': 'CVE-2026-56364', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-01T13:50:11.200657Z'} -
New CVE Received by [email protected]
Jun. 30, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'ImageMagick', 'product': 'ImageMagick', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '7.1.2-13', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '7.1.2-13', 'versionType': 'semver'}], 'defaultStatus': 'unaffected'}] Added Description ImageMagick before 7.1.2-13 contains a memory leak vulnerability in LoadOpenCLDeviceBenchmark() function when parsing malformed OpenCL device profile XML files with unclosed device elements. Attackers with write access to the OpenCL cache directory can place malicious XML files to exhaust memory and cause denial of service. Added CVSS V4.0 AV:L/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L Added CWE CWE-401 Added Reference https://github.com/ImageMagick/ImageMagick/commit/a52c1b402be08ef8ae193f28ac5b2e120f2fa26f Added Reference https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qp59-x883-77qv Added Reference https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-loadopencldevicebenchmark-via-malformed-xml