CVE-2026-24481
Heap Information Disclosure in ImageMagick PSD Handler
Publication date: 2026-02-24
Last updated on: 2026-02-24
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| imagemagick | imagemagick | to 6.9.13-40 (exc) |
| imagemagick | imagemagick | From 7.0.0-0 (inc) to 7.1.2-15 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-125 | The product reads data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
[{'type': 'paragraph', 'content': "CVE-2026-24481 is a high-severity heap information disclosure vulnerability in ImageMagick's PSD (Adobe Photoshop) format handler. It occurs when ImageMagick processes a maliciously crafted PSD file that contains ZIP-compressed layer data which decompresses to less than the expected size. This causes uninitialized heap memory to be leaked into the output image."}, {'type': 'paragraph', 'content': 'The vulnerability involves an out-of-bounds read (CWE-125) where data is read beyond the intended buffer boundaries. It can be exploited remotely without any privileges or user interaction.'}] [1]
How can this vulnerability impact me? :
This vulnerability can lead to the exposure of sensitive server memory data because uninitialized heap memory is leaked into the output image when processing crafted PSD files.
Since the vulnerability impacts confidentiality without affecting integrity or availability, attackers could potentially gain access to sensitive information stored in memory, which could be used for further attacks or data breaches.
Exploitation requires no privileges or user interaction and can be triggered remotely, increasing the risk of unauthorized data disclosure.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability can be detected by identifying the presence of vulnerable versions of ImageMagick on your system, specifically versions prior to 7.1.2-15 and 6.9.13-40.
You can check the installed ImageMagick version using the following command:
- magick -version
Additionally, monitoring for suspicious PSD files containing ZIP-compressed layer data that decompresses to less than the expected size may help detect exploitation attempts, but no specific detection commands are provided.
What immediate steps should I take to mitigate this vulnerability?
The immediate mitigation step is to upgrade ImageMagick to a patched version that addresses this vulnerability.
- Upgrade to ImageMagick version 7.1.2-15 or later.
- Alternatively, upgrade to version 6.9.13-40 or later if using the 6.x branch.
These versions contain patches that fix the heap information disclosure vulnerability in the PSD format handler.