ImageMagick up to 6.9.13-40/7.1.2-15 SFW Decoder heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in ImageMagick up to 6.9.13-40/7.1.2-15. Affected is an unknown function of the component SFW Decoder. Such manipulation leads to heap-based overflow. This vulnerability is uniquely identified as CVE-2026-31853. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in ImageMagick up to 6.9.13-40/7.1.2-15 and classified as critical. Affected by this issue is some unknown functionality of the component SFW Decoder. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is confidentiality, integrity, and availability. CVE summarizes:

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-16 and 6.9.13-41, an overflow on 32-bit systems can cause a crash in the SFW decoder when processing extremely large images. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-31853 since 03/09/2026. The exploitation is known to be difficult. 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 vulnerability scanner Nessus provides a plugin with the ID 302067 (Linux Distros Unpatched Vulnerability : CVE-2026-31853), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.9.13-41 or 7.1.2-16 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (302067) and CERT Bund (WID-SEC-2026-0643). 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

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔒

CNA Base Score: 5.7
CNA Vector (GitHub_M): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 302067
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-31853

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: ImageMagick 6.9.13-41/7.1.2-16

Timelineinfo

03/09/2026 CVE reserved
03/11/2026 +2 days Advisory disclosed
03/11/2026 +0 days VulDB entry created
04/22/2026 +41 days VulDB entry last update

Sourcesinfo

Product: imagemagick.org

Advisory: GHSA-56jp-jfqg-f8f4
Status: Confirmed

CVE: CVE-2026-31853 (🔒)
GCVE (CVE): GCVE-0-2026-31853
GCVE (VulDB): GCVE-100-350492
CERT Bund: WID-SEC-2026-0643 - ImageMagick: Mehrere Schwachstellen

Entryinfo

Created: 03/11/2026 19:46
Updated: 04/22/2026 01:07
Changes: 03/11/2026 19:46 (65), 03/14/2026 16:38 (1), 03/17/2026 01:23 (2), 03/18/2026 11:18 (11), 04/22/2026 01:07 (7)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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