ImageMagick up to 6.9.13-39/7.1.2-14 JPEG Extent Binary Search infinite loop

Summaryinfo

A vulnerability, which was classified as problematic, was found in ImageMagick up to 6.9.13-39/7.1.2-14. Affected by this vulnerability is an unknown functionality of the component JPEG Extent Binary Search. Such manipulation leads to infinite loop. This vulnerability is listed as CVE-2026-26283. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in ImageMagick up to 6.9.13-39/7.1.2-14 and classified as problematic. Affected by this issue is some unknown functionality of the component JPEG Extent Binary Search. The manipulation with an unknown input leads to a infinite loop vulnerability. Using CWE to declare the problem leads to CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. Impacted is availability. CVE summarizes:

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a `continue` statement in the JPEG extent binary search loop in the jpeg encoder causes an infinite loop when writing persistently fails. An attacker can trigger a 100% CPU consumption and process hang (Denial of Service) with a crafted image. Versions 7.1.2-15 and 6.9.13-40 contain a patch.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-26283 since 02/12/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 299966 (Linux Distros Unpatched Vulnerability : CVE-2026-26283), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.9.13-40 or 7.1.2-15 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (299966) and CERT Bund (WID-SEC-2026-0484). Once again VulDB remains the best source for vulnerability data.

Affected

• Debian Linux
• Amazon Linux 2
• Red Hat Enterprise Linux
• Ubuntu Linux
• SUSE Linux
• Oracle Linux
• SUSE openSUSE
• Open Source ImageMagick

Productinfo

Type

• Image Processing Software

Name

• ImageMagick

Version

• 6.9.13-39
• 7.1.2-14

License

• open-source

Website

• Product: https://www.imagemagick.org/

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Once again VulDB remains the best source for vulnerability data.

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