Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessIdentify internet-facing Adobe Commerce store
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DeliverySend crafted request to authorization-gated endpoint
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ExploitBypass incorrect authorization check
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ExecutionGain elevated access to sensitive resources
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ImpactRead or tamper with privileged data
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization logic validation
MITRE ATT&CK
1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | No special conditions beyond network reachability - remote unauthenticated exploitation (PR:N/UI:N/AC:L) against affected Adobe Commerce, Magento Open Source, and Adobe Commerce B2B versions prior to the August 2026 patches; the target's storefront or admin/API surface must be reachable by the attacker. Limiting factors: the store must be running an unpatched version in the listed ranges, and impact is confined to confidentiality and integrity (A:N, no availability/denial-of-service effect and no scope change to other systems, S:U). The specific product feature, endpoint, or configuration the flaw resides in was not disclosed in the available data, so environment-specific preconditions cannot be confirmed. |
| Impact | The signals are internally consistent and point to a genuine priority rather than an inflated high-CVSS score: the CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N) describes a network-reachable, low-complexity, unauthenticated attack with high confidentiality and integrity impact, matching the description's statement that exploitation requires no user interaction and yields elevated access. No EPSS score, SSVC decision, KEV entry, or public POC was provided, so exploitation probability cannot be quantified and there is no evidence of active exploitation yet; this is a fix-fast situation driven by exposure and impact, not by observed attacks. The reporter is Adobe PSIRT and the flaw is class-tagged as an authentication bypass and privilege escalation, so any operator running an internet-facing storefront should treat this as urgent regardless of size. The main uncertainty is that no technical detail on the vulnerable endpoint is published, so defenders cannot yet build precise detections and must rely on patching. |
| Exploit ScenarioDerived | An attacker sends crafted requests to an internet-facing Adobe Commerce store's API or admin resource and, exploiting the flawed authorization check, obtains access to data or actions reserved for a higher-privileged role without any credentials or victim interaction. No public exploit is identified at time of analysis, but the network vector and low attack complexity mean a working exploit could be developed quickly once technical details emerge. |
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Alert meAnalysisAIv1 – Aug 11, 2026
Privilege escalation in Adobe Commerce and Magento Open Source (including Adobe Commerce B2B) lets a remote attacker gain elevated access to sensitive resources through an incorrect authorization flaw, with no user interaction required. All supported branches from 2.4.4 through 2.4.9 (and B2B 1.3.3-1.5.3) prior to the August 2026 patch set are affected, and the CVSS 9.1 rating reflects high confidentiality and integrity impact. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but as an unauthenticated, low-complexity authorization bypass in a widely deployed storefront platform it warrants urgent patching.
RemediationAI
Vendor-released patch: upgrade to the August 2026 fixed builds - Adobe Commerce 2.4.9-2026-aug, 2.4.8-2026-aug, 2.4.7-2026-aug, 2.4.6-2026-aug, 2.4.5-2026-aug, or 2.4.4-2026-aug; Magento Open Source 2.4.9-2026-aug, 2.4.8-2026-aug, 2.4.7-2026-aug, or 2.4.6-2026-aug; and Adobe Commerce B2B 1.5.3-2026-aug, 1.5.2-2026-aug, 1.4.2-2026-aug, 1.3.4-2026-aug, or 1.3.3-2026-aug, as directed by Adobe advisory APSB26-92 (https://helpx.adobe.com/security/products/magento/apsb26-92.html). Because this is an unauthenticated authorization bypass and no specific vulnerable feature was disclosed, there is no reliable feature-level workaround; until the patch is applied, compensating controls include restricting access to the admin panel and REST/GraphQL API endpoints via IP allowlisting or a WAF, placing the storefront admin behind VPN or network ACLs, and monitoring for anomalous privileged actions - with the trade-off that WAF rules cannot be precisely tuned without endpoint details and IP restrictions may disrupt legitimate integrations or headless frontends.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 3 packages in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
The affected software is Adobe Commerce (formerly Magento Commerce) and its open-source counterpart Magento Open Source, a PHP-based e-commerce platform, along with the Adobe Commerce B2B extension module. The root cause is CWE-863 (Incorrect Authorization): the application performs an authorization check but implements it incorrectly, so an access-control decision that should deny a request instead permits it. In a Magento context this typically maps to a REST/GraphQL API endpoint, admin/customer resource, or ACL-gated action whose permission logic can be reached or satisfied by a principal that should not qualify, allowing access to resources beyond the attacker's intended privilege level.
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Description confirms no user interaction and network-reachable unauthenticated authorization bypass, so AV:N/AC:L/PR:N/UI:N; privilege escalation exposes and alters sensitive resources (C:H/I:H) with no availability impact (A:N).
Primary rating from Vendor (adobe).
CVSS VectorVendor: adobe
Lifecycle Timeline
2DescriptionCVE.org
Adobe Commerce is affected by an Incorrect Authorization vulnerability that could result in privilege escalation. An attacker could leverage this vulnerability to gain elevated access to sensitive resources. Exploitation of this issue does not require user interaction.
Articles & Coverage 2
Latest POC
2 public PoC links from nuclei
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Executive ViewAI
A critical authorization flaw in Adobe Commerce and Magento Open Source (versions 2.4.4-2.4.9 and B2B 1.3.3-1.5.3) allows unauthorized remote access to sensitive business data without requiring authentication or user interaction. Any organization operating these widely-deployed e-commerce platforms faces immediate risk of data breach and unauthorized system access.
Implement network segmentation restricting admin console and API access to trusted IP ranges only; deploy Web Application Firewall (WAF) rules to detect and block privilege escalation attempts; enable comprehensive request-level logging for all authorization events; increase monitoring frequency for failed authentication attempts and abnormal resource access; consider restricting sensitive operations to read-only or requiring manual approval until patch is released.
Threat Model
3 threats: Elevation of Privilege, Information Disclosure, Tampering
5-step attack chain with trust boundaries and controls
Full threat model - attack chain, trust boundaries, controls per stage and evidence - is part of the Pro and Business plans.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.
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Stored cross-site scripting in Adobe Commerce, Magento Open Source, and Adobe Commerce B2B (versions through the August
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EUVD-2026-56844
GHSA-f58v-hxr9-8947
NVD
CVE.org
CISA KEV
EPSS
Vulnrichment
VulDB
Exploit-DB