CVE Database›Document archive›CVE-2026-25798

CVE-2026-25798

ImageMagick: ImageMagick: Denial of Service via crafted image file

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.1

Review impact separately from score.

Published · February 24, 2026

Updated · August 18, 2026

Description

A flaw was found in ImageMagick. A remote attacker can exploit a NULL pointer dereference vulnerability by supplying a specially crafted image file. This can cause any application linked against ImageMagick to crash, leading to a Denial of Service (DoS).

Statement

MODERATE: This flaw in ImageMagick allows a remote attacker to cause a denial of service by providing a specially crafted image file. Applications linked against ImageMagick in Red Hat Enterprise Linux 6 and 7 are affected if they process untrusted image files. Exploitation requires the processing of a malicious image.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

To mitigate this issue, restrict the processing of untrusted image files by applications that utilize ImageMagick. Implement input validation and sanitization for all image files originating from external or untrusted sources. If possible, run applications processing untrusted images in a sandboxed environment to limit potential impact.

CVSS / CWE

CVSS 3.1 · 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE-476 · NULL Pointer Dereference