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Vulnerability Database/CVE-2025-27206

CVE-2025-27206: Adobe Commerce Auth Bypass Vulnerability

CVE-2025-27206 is an authentication bypass flaw in Adobe Commerce that allows attackers to bypass security measures and gain limited write access. This article covers the technical details, affected versions, and mitigation.

Published:

CVE-2025-27206 Overview

CVE-2025-27206 is an Improper Access Control vulnerability [CWE-284] affecting Adobe Commerce, Adobe Commerce B2B, and Magento Open Source. The flaw allows a remote, unauthenticated attacker to bypass security controls and obtain limited write access to affected systems. Exploitation does not require user interaction, which lowers the barrier for automated attacks against exposed storefronts.

Adobe published security bulletin APSB25-50 to address the issue across supported release branches. The vulnerability affects Adobe Commerce versions 2.4.8, 2.4.7-p5, 2.4.6-p10, 2.4.5-p12, 2.4.4-p13, and earlier, along with corresponding Commerce B2B and Magento Open Source builds.

Critical Impact

An unauthenticated network attacker can bypass a security feature in Adobe Commerce and gain limited write access without user interaction.

Affected Products

  • Adobe Commerce versions 2.4.8, 2.4.7-p5, 2.4.6-p10, 2.4.5-p12, 2.4.4-p13 and earlier
  • Adobe Commerce B2B versions 1.5.2, 1.4.2-p5, 1.3.5-p10, 1.3.4-p12, 1.3.3-p13 and earlier
  • Magento Open Source versions 2.4.8, 2.4.7-p5, 2.4.6-p10, 2.4.5-p12 and earlier

Discovery Timeline

  • 2025-06-10 - CVE-2025-27206 published to NVD
  • 2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-27206

Vulnerability Analysis

CVE-2025-27206 is classified as Improper Access Control [CWE-284] in the Adobe Commerce platform. The vulnerable code path fails to enforce authorization on a security-relevant operation, allowing a remote caller to bypass a feature that would otherwise restrict modifications. Successful exploitation yields limited write access, meaning the attacker can alter specific data but does not achieve full integrity compromise or code execution.

Because the affected surface is reachable over the network without authentication or user interaction, exploitation can be scripted against internet-facing storefronts. The Adobe advisory (APSB25-50) rates the issue as important and provides updated releases that restore proper authorization checks.

Root Cause

The root cause is a missing or insufficient access control check on a request handler within Adobe Commerce. The application accepts and processes the request without validating that the caller is authorized to perform the write operation, which constitutes a security feature bypass.

Attack Vector

The attack originates over the network against an exposed Adobe Commerce endpoint. No credentials, prior compromise, or user interaction are required. The attacker sends a crafted request to the vulnerable handler, and the application performs the write operation without enforcing the intended authorization boundary.

No public proof-of-concept, exploit code, or CISA KEV listing exists for this CVE at the time of writing. See the Adobe Security Bulletin APSB25-50 for vendor-specific technical detail.

Detection Methods for CVE-2025-27206

Indicators of Compromise

  • Unexpected modifications to Adobe Commerce entities, configuration values, or catalog data with no corresponding administrator audit trail entry.
  • Anonymous or unauthenticated HTTP requests reaching administrative or restricted API endpoints on the storefront.
  • Repeated requests from a single source targeting Commerce REST/GraphQL endpoints followed by unauthorized state changes.

Detection Strategies

  • Compare running Adobe Commerce, Commerce B2B, and Magento Open Source versions against the fixed releases listed in APSB25-50 to identify unpatched instances.
  • Review web server and application logs for requests to Commerce endpoints that succeeded without an authenticated session identifier.
  • Enable and monitor Commerce action logs to identify data modifications that lack an associated admin user context.

Monitoring Recommendations

  • Forward Adobe Commerce application, web server, and database logs to a centralized analytics platform and alert on anomalous write operations.
  • Instrument web application firewall (WAF) rules to flag unauthenticated POST, PUT, and PATCH requests to sensitive Commerce paths.
  • Baseline expected admin and API activity and alert when non-admin sources produce write traffic against protected resources.

How to Mitigate CVE-2025-27206

Immediate Actions Required

  • Apply the Adobe Commerce patches referenced in APSB25-50 to all affected Commerce, Commerce B2B, and Magento Open Source deployments.
  • Inventory all Commerce instances, including staging and development, and confirm each is on a fixed version.
  • Audit recent database changes and admin action logs for signs of unauthorized writes prior to patching.

Patch Information

Adobe released fixed builds in security bulletin APSB25-50. Upgrade Adobe Commerce and Magento Open Source to versions newer than 2.4.8, 2.4.7-p5, 2.4.6-p10, 2.4.5-p12, and 2.4.4-p13 as listed by the vendor. Adobe Commerce B2B customers should upgrade beyond 1.5.2, 1.4.2-p5, 1.3.5-p10, 1.3.4-p12, and 1.3.3-p13 per the same bulletin.

Workarounds

  • Restrict access to Adobe Commerce administrative and API endpoints using network ACLs or a WAF until patches can be applied.
  • Deploy virtual patching signatures at the WAF layer to reject unauthenticated requests to sensitive Commerce routes.
  • Enforce strict rate limiting and geographic restrictions on storefront management APIs to reduce automated exploitation exposure.
bash
# Verify installed Adobe Commerce/Magento version
php bin/magento --version

# Apply vendor patches via Composer (example)
composer require magento/product-community-edition=2.4.8-p1 --no-update
composer update
php bin/magento setup:upgrade
php bin/magento setup:di:compile
php bin/magento cache:flush

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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