CVE-2025-49554: Magento/project community edition Denial of Service Vulnerability

HIGH
Advisory Identifier: GHSA-xgfm-992v-h2hr
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CVSS 7.5
CWE-20
Published
Advisory Summary

CVE-2025-49554 is a HIGH (CVSS 7.5) denial of service vulnerability (CWE-20: Improper Input Validation) affecting Magento/project community edition libraries in the Packagist ecosystem. The issue involves magento vulnerable to denial of service. Remediation is available by upgrading affected packages to version 2.4.9-alpha2, 2.4.8-p2, 2.4.7-p7, 2.4.6-p12, 2.4.5-p14.

CVE-2025-49554 at a Glance

CVE Identifier CVE-2025-49554
GHSA Identifier GHSA-xgfm-992v-h2hr
Severity HIGH
CVSS v3.1 Base Score 7.5
CWE Classification CWE-20: Improper Input Validation
Affected Product Magento/project community edition
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 7.5

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality None (C:N)
Integrity None (I:N)
Availability High (A:H)

How to Fix CVE-2025-49554

To remediate this vulnerability, upgrade all affected Magento/project community edition dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

magento/project-community-edition fixed: Latest secure release 
Upgrade magento/project-community-edition to Latest secure release
magento/community-edition fixed: 2.4.9-alpha2 
Upgrade magento/community-edition to 2.4.9-alpha2
magento/community-edition fixed: 2.4.8-p2 
Upgrade magento/community-edition to 2.4.8-p2
magento/community-edition fixed: 2.4.7-p7 
Upgrade magento/community-edition to 2.4.7-p7
magento/community-edition fixed: 2.4.6-p12 
Upgrade magento/community-edition to 2.4.6-p12
magento/community-edition fixed: 2.4.5-p14 
Upgrade magento/community-edition to 2.4.5-p14
magento/community-edition fixed: Latest secure release 
Upgrade magento/community-edition to Latest secure release
magento/community-edition fixed: Latest secure release 
Upgrade magento/community-edition to Latest secure release
magento/community-edition fixed: Latest secure release 
Upgrade magento/community-edition to Latest secure release
magento/community-edition fixed: Latest secure release 
Upgrade magento/community-edition to Latest secure release
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for magento/project-community-edition

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-49554, inspect your project dependencies for Magento/project community edition:

inspect dependencies for magento/project-community-edition

Analyze the terminal output to locate any version of Magento/project community edition in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.4.9-alpha2), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-20: Improper Input Validation, where the product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. In Magento/project community edition, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

Magento versions 2.4.9-alpha1, 2.4.8-p1, 2.4.7-p6, 2.4.6-p11, 2.4.5-p13, 2.4.4-p14 and earlier are affected by an Improper Input Validation vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability by providing specially crafted input, causing the application to crash or become unresponsive. Exploitation of this issue does not require user interaction.

CVE-2025-49554 Affected Magento/project community edition Versions

10 component(s)
Fixed Versions:
2.4.9-alpha22.4.8-p22.4.7-p72.4.6-p122.4.5-p14
Product / Package Ecosystem Affected Versions Fixed Version
magento/project-community-edition
 Packagist
≤ 2.0.2
magento/community-edition
 Packagist
≥ 2.4.9-alpha1
< 2.4.9-alpha2
2.4.9-alpha2
magento/community-edition
 Packagist
≥ 2.4.8-beta1
< 2.4.8-p2
2.4.8-p2
magento/community-edition
 Packagist
≥ 2.4.7-beta1
< 2.4.7-p7
2.4.7-p7
magento/community-edition
 Packagist
≥ 2.4.6-p1
< 2.4.6-p12
2.4.6-p12
magento/community-edition
 Packagist
< 2.4.5-p14
2.4.5-p14
magento/community-edition
 Packagist
2.4.5
All 1 versions
2.4.5
None specified
magento/community-edition
 Packagist
2.4.6
All 1 versions
2.4.6
None specified
magento/community-edition
 Packagist
2.4.7
All 1 versions
2.4.7
None specified
magento/community-edition
 Packagist
2.4.8
All 1 versions
2.4.8
None specified

References

NVD — CVE-2025-49554 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-49554
Magento/project community edition Source Repository REPOSITORY
https://github.com/magento/magento2
Magento/project community edition Security Information SECURITY
https://helpx.adobe.com/security/products/magento/apsb25-71.html

Frequently Asked Questions

What is CVE-2025-49554?
CVE-2025-49554 is a security vulnerability in Magento/project community edition involving Magento vulnerable to denial of service under CWE-20: Improper Input Validation.
Which Magento/project community edition versions are affected?
Affected versions include releases prior to 2.4.9-alpha2, 2.4.8-p2, 2.4.7-p7, 2.4.6-p12, 2.4.5-p14 across affected packages: magento/project-community-edition, magento/community-edition.
What version fixes CVE-2025-49554?
Upgrading to 2.4.9-alpha2, 2.4.8-p2, 2.4.7-p7, 2.4.6-p12, 2.4.5-p14 (or the latest patched release for your respective branch) resolves the vulnerability.
Is magento/project-community-edition affected?
Yes, magento/project-community-edition is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
Is magento/community-edition affected?
Yes, magento/community-edition is affected in releases prior to 2.4.9-alpha2, 2.4.8-p2, 2.4.7-p7, 2.4.6-p12, 2.4.5-p14, Latest secure release. Upgrade your dependency to 2.4.9-alpha2, 2.4.8-p2, 2.4.7-p7, 2.4.6-p12, 2.4.5-p14, Latest secure release or later.
What is the CVSS score of CVE-2025-49554?
CVE-2025-49554 has a CVSS v3.1 base score of 7.5 (HIGH) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
What CWE is associated with CVE-2025-49554?
CVE-2025-49554 is classified under CWE-20: Improper Input Validation (The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.).
How can I check Packagist dependencies for CVE-2025-49554?
Run the dependency tree command: 'inspect dependencies for magento/project-community-edition'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-xgfm-992v-h2hr",
  "modified" : "2025-10-21T21:27:49Z",
  "published" : "2025-08-12T18:31:30Z",
  "aliases" : [ "CVE-2025-49554" ],
  "summary" : "Magento vulnerable to denial of service",
  "details" : "Magento versions 2.4.9-alpha1, 2.4.8-p1, 2.4.7-p6, 2.4.6-p11, 2.4.5-p13, 2.4.4-p14 and earlier are affected by an Improper Input Validation vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability by providing specially crafted input, causing the application to crash or become unresponsive. Exploitation of this issue does not require user interaction.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/project-community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "last_affected" : "2.0.2"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.4.9-alpha1"
      }, {
        "fixed" : "2.4.9-alpha2"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.4.8-beta1"
      }, {
        "fixed" : "2.4.8-p2"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.4.7-beta1"
      }, {
        "fixed" : "2.4.7-p7"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "2.4.6-p1"
      }, {
        "fixed" : "2.4.6-p12"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.4.5-p14"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "versions" : [ "2.4.5" ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "versions" : [ "2.4.6" ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "versions" : [ "2.4.7" ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "magento/community-edition"
    },
    "versions" : [ "2.4.8" ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-49554"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/magento/magento2"
  }, {
    "type" : "WEB",
    "url" : "https://helpx.adobe.com/security/products/magento/apsb25-71.html"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-20" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-10-21T21:27:49Z",
    "nvd_published_at" : "2025-08-12T18:15:28Z"
  }
}