Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessObtain low-privileged AEM account
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DeliveryReach authorization-checked endpoint over network
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ExploitBypass incorrect authorization check
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ExecutionTrigger code execution as elevated context
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ImpactScope change compromises other account/session
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 | Requires a valid low-privileged authenticated account on an affected AEM instance (CVSS PR:L) that is network-reachable (AV:N); no user interaction and no special client-side conditions are needed (UI:N, AC:L). Limiting factors: the attacker must already hold some credential/session on the target - this is not a pre-authentication flaw - and only the enumerated builds are affected (AEM 6.5 ≤6.5.24, AEMaaCS ≤2026.7.0, AEM 6.5 LTS ≤SP2). Exposure is greatest on author instances or multi-user/multi-tenant deployments where low-privileged accounts are common; hardened publish tiers with no low-priv accounts and no reachable authoring endpoints materially reduce risk. |
| Impact | The signals point to a genuine high priority for internet-exposed or multi-tenant AEM authoring/publish deployments: the CVSS 3.1 vector (AV:N/AC:L/PR:L/UI:N/S:C, C:H/I:H/A:H = 9.9) describes a network-reachable, low-complexity attack needing only low privileges and no user interaction, with a scope change that magnifies blast radius. Only a valid low-privileged account is required - realistic in AEM environments that provision many author or limited-service accounts - so any operator running an affected build should treat this as urgent and patch on Adobe's schedule rather than waiting. Tempering the raw score: no EPSS probability, CISA KEV entry, or public proof-of-concept is present in the provided data, so there is no evidence of active exploitation yet, and the 'context of the current user' phrasing suggests the code-execution primitive may be bounded by the compromised account's rights before the scope change amplifies it. The 9.9 is vendor-assigned (Adobe PSIRT) and not independently reproducible from the description alone. |
| Exploit ScenarioDerived | An attacker obtains or is issued a low-privileged AEM account (e.g., a basic author or a leaked service credential), then sends crafted requests to the vulnerable authorization-checked endpoint over the network with no user interaction. The incorrect authorization grants an operation that yields code execution, and the changed scope lets the attacker pivot to elevated access or control of another user's account or session. No public PoC is identified at time of analysis. |
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Alert meAnalysisAIv1 – Sep 08, 2026
Privilege escalation to arbitrary code execution in Adobe Experience Manager (AEM 6.5 through 6.5.24, AEM as a Cloud Service through 2026.7.0, and AEM 6.5 LTS through SP2) lets a low-privileged authenticated attacker abuse an incorrect-authorization flaw to execute code and take over a victim's account or session without any user interaction. Because the CVSS scope is changed, the impact extends beyond the vulnerable component. Adobe (PSIRT) rated it 9.9 critical and shipped a fix in APSB26-98; no public exploit is identified at time of analysis.
RemediationAI
Vendor-released patch: apply Adobe APSB26-98 - upgrade AEM 6.5 to the fix released above 6.5.24, AEM as a Cloud Service to the release after 2026.7.0, and AEM 6.5 LTS to the service pack above SP2, per https://helpx.adobe.com/security/products/experience-manager/apsb26-98.html. Cloud Service tenants are generally updated by Adobe but should confirm their release channel is current. Until patched, reduce exposure by restricting network access to the AEM author instance (place it behind VPN/allowlist and never expose it directly to the internet), tightening the dispatcher/publish filter rules to block non-essential servlet and admin paths, and auditing/deprovisioning low-privileged and default service accounts since only a low-privileged credential is needed to exploit; note these controls limit reachability but do not remove the underlying authorization flaw, so patching remains the only complete fix.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 2 packages in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Adobe Experience Manager is a Java/OSGi (Apache Sling/JCR-based) enterprise content-management and digital-experience platform, deployed both on-premises (6.5 / 6.5 LTS) and as a managed Cloud Service. The root cause is CWE-863 (Incorrect Authorization): an access-control check that either evaluates the wrong condition or is applied inconsistently, so an already-authenticated but low-privileged principal is granted operations reserved for higher-privileged roles. In AEM this class of flaw typically surfaces through Sling servlets, JCR node/ACL handling, or workflow/service-user contexts, and here it escalates to code execution - indicating the authorization gap exposes a code-execution primitive (e.g., a scripting, workflow, or content-manipulation path) reachable by ordinary authors/users.
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Severity by source
AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Network-reachable, low-complexity authz flaw needing only a low-privileged account (PR:L) with no interaction; code execution plus scope change to other accounts justifies S:C and C/I/A:H.
Primary rating from Vendor (adobe).
CVSS VectorVendor: adobe
DescriptionCVE.org
Adobe Experience Manager is affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the current user, potentially gaining elevated access or control over the victim's account or session. A low-privileged attacker could exploit this vulnerability to gain elevated access or control over the victim's account or session. Exploitation of this issue does not require user interaction. Scope is changed.
Articles & Coverage 1
Executive ViewAI
A critical privilege escalation vulnerability in Adobe Experience Manager (AEM 6.5 through 6.5.24, AEM as a Cloud Service through 2026.7.0, and AEM 6.5 LTS through SP2) allows low-privileged authenticated users to execute arbitrary code and take over victim accounts or sessions without user interaction. Rated CVSS 9.9 with changed scope indicating impact beyond the vulnerable component, this poses significant risk to organizations using AEM for content management and digital experiences. Organizations should prioritize immediate remediation, as no public exploit currently exists but the attack surface is broad due to accessibility from any authenticated user.
Apply vendor patch: APSB26-98.
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.
Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.
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EUVD-2026-74243
GHSA-5q5f-6932-j76w
NVD
CVE.org
EPSS
Vulnrichment
Exploit-DB