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9.8
CRITICAL CVSS 3.1
CVE-2025-27796
GraphicsMagick Palette Buffer Allocation Overflow Vulnerability
Description

ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.

INFO

Published Date :

March 7, 2025, 6:15 a.m.

Last Modified :

Jan. 29, 2026, 8:56 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2025-27796 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Graphicsmagick graphicsmagick
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
CVSS 3.1 CRITICAL [email protected]
Solution
Update GraphicsMagick to version 1.3.46 or later to address heap memory corruption.
  • Update GraphicsMagick to version 1.3.46 or later.
  • Recompile GraphicsMagick if necessary.
  • Test the updated GraphicsMagick installation.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-27796.

URL Resource
http://www.graphicsmagick.org/NEWS.html Release Notes
https://foss.heptapod.net/graphicsmagick/graphicsmagick/-/commit/883ebf8cae6dfa5873d975fe3476b1a188ef3f9f Patch
https://sourceforge.net/p/graphicsmagick/bugs/750/ Permissions Required
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-27796 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-27796 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-27796 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-27796 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jan. 29, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CPE Configuration OR *cpe:2.3:a:graphicsmagick:graphicsmagick:*:*:*:*:*:*:*:* versions up to (excluding) 1.3.46
    Added Reference Type MITRE: http://www.graphicsmagick.org/NEWS.html Types: Release Notes
    Added Reference Type MITRE: https://foss.heptapod.net/graphicsmagick/graphicsmagick/-/commit/883ebf8cae6dfa5873d975fe3476b1a188ef3f9f Types: Patch
    Added Reference Type MITRE: https://sourceforge.net/p/graphicsmagick/bugs/750/ Types: Permissions Required
  • CVE Modified by [email protected]

    Mar. 07, 2025

    Action Type Old Value New Value
    Changed Description WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob. ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.
  • CVE Modified by [email protected]

    Mar. 07, 2025

    Action Type Old Value New Value
    Changed Description WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation. WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.
    Added Reference https://foss.heptapod.net/graphicsmagick/graphicsmagick/-/commit/883ebf8cae6dfa5873d975fe3476b1a188ef3f9f
  • New CVE Received by [email protected]

    Mar. 07, 2025

    Action Type Old Value New Value
    Added Description WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation.
    Added CVSS V3.1 AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:L
    Added CWE CWE-908
    Added Reference http://www.graphicsmagick.org/NEWS.html
    Added Reference https://sourceforge.net/p/graphicsmagick/bugs/750/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 9.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact