SB2026053111 - Multiple vulnerabilities in ImageMagick



SB2026053111 - Multiple vulnerabilities in ImageMagick

Published: May 31, 2026

Security Bulletin ID SB2026053111
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Infinite loop (CVE-ID: CVE-2026-48733)

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to an infinite loop in the subimage-search operation when processing a crafted image. A remote attacker can trick the victim into opening a crafted image to cause a denial of service.

User interaction is required to process the crafted image.


2) Uncontrolled Recursion (CVE-ID: CVE-2026-48734)

CWE-ID: CWE-674 - Uncontrolled Recursion

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to uncontrolled recursion in the MVG decoder when parsing a crafted MVG file. A remote attacker can trick the victim into opening a crafted file to cause a denial of service.

User interaction is required to open a crafted file.


3) Out-of-bounds write (CVE-ID: CVE-2026-48724)

CWE-ID: CWE-787 - Out-of-bounds write

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to out-of-bounds write in the Floyd-Steinberg depth dithering functionality when processing a crafted image with a mask. A remote attacker can trick the victim into opening a crafted image to cause a denial of service.

User interaction is required to open or process a crafted image.


Remediation

Install update from vendor's website.