GHSA-rrr7-7j73-7fhw
Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessAuthenticate with low-privilege OFBiz account
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ExploitInvoke catalog quick-admin product write operation
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ExecutionMissing authorization check is not enforced
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ImpactCreate or modify catalog product data without permission
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization checks on every request
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 | The attacker must be able to reach the catalog quick-admin product-write functionality in Apache OFBiz; the flaw is that the authorization check on these product write operations is missing, so an actor who lacks proper catalog-management privileges can nonetheless perform product writes. This affects all OFBiz versions prior to 24.09.08. Limiting factor: the 'missing authorization' classification implies the actor needs some level of access/session to the application rather than purely anonymous reach, but this is not confirmed by a CVSS vector, and the exact request path, required session state, and trigger are not described in the available sources. |
| Impact | Signal availability for CVE-2026-81734 is very thin: no CVSS vector or score was provided (input shows CVSS Score N/A, Vector N/A), no EPSS probability is given, the CVE is NOT on CISA KEV, and no proof-of-concept or exploit reference is present. The vuln.today Decision label is 'awaiting_data', which matches this gap - there is no decision signal pushing urgency and no signal downplaying it either. Based on the weakness class alone (missing authorization on catalog quick-admin product writes), this is a broken-access-control integrity issue rather than a direct code-execution flaw, so in isolation it reads as a moderate-priority issue, not a drop-everything emergency. Important caveat: this CVE was disclosed as one line item in a large bulk Apache OFBiz advisory that ALSO contains several critical pre-auth RCE entries (e.g. CVE-2026-68524, CVE-2026-83542, CVE-2026-105330); organizations should prioritize patching to 24.09.08 for the bundle as a whole even though THIS specific CVE's severity signals are missing. Do not treat the absence of EPSS/KEV/PoC as evidence of low real risk - it reflects incomplete data, not a confirmed low-risk verdict. |
| Exploit ScenarioDerived | An attacker with a low-privilege OFBiz account that should not have catalog-management rights reaches the catalog quick-admin product-write functionality, where the server-side authorization check is missing, and submits product write operations. Because the authorization enforcement is absent, the attacker can create or modify catalog product data they were never authorized to touch. No public exploit code or PoC reference is present in the provided sources, and the precise request/trigger is not described. |
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Alert meAnalysisAIv1 – Nov 04, 2026
Missing authorization in Apache OFBiz catalog quick-admin product-write operations allows an authenticated low-privileged user to modify product data in all versions prior to 24.09.08. The assessed vector is network-reachable, low complexity, no user interaction, and integrity-only (C:N/I:H/A:N), and the vendor directs users to release 24.09.08. No public exploit identified at time of analysis, the CVE is not on CISA KEV, and EPSS is unavailable, so the vuln.today priority is awaiting_data.
RemediationAI
Vendor-released patch: Apache OFBiz 24.09.08, which the advisory states addresses CVE-2026-81734 along with the other bundled vulnerabilities; see https://seclists.org/oss-sec/2026/q4/516 and https://ofbiz.apache.org/. The available sources do not describe a separate tested workaround for this specific missing-authorization path, so the vendor's stated mitigation is to upgrade to 24.09.08. Organizations unable to upgrade immediately have no documented compensating control from this advisory for this CVE and should treat the missing authorization as an integrity risk to catalog product data.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in euvd
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Apache OFBiz is a Java-based web framework with an entity engine, service engine, and widget-based UI. CVE-2026-81734 is specifically the missing-authorization issue for catalog quick-admin product writes; it is one item in a large oss-security batch that also includes unrelated pre-auth RCE, XXE, SQLi, SSRF, and other access-control flaws, so those impacts should not be attributed to this CVE. The input assigns no CWE, but the described class is an access-control enforcement gap (missing authorization) rather than memory corruption; the exact request path, required session state, and trigger are not described in the available sources. The assessed CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N indicates network reachability, low attack complexity, low privileges required, no user interaction, unchanged scope, and high integrity impact with no confidentiality or availability impact.
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Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Missing authorization on a web-facing admin write path implies a low-privilege authenticated actor (PR:L, AV:N, AC:L); impact is unauthorized modification of catalog data, so I:H with no confirmed confidentiality or availability impact.
Primary rating from Vendor (CNA).
CVSS VectorVendor
Lifecycle Timeline
3Description PRE-NVD
Articles & Coverage 1
Executive ViewAI
CVE-2026-81734 is a critical missing authorization flaw in Apache OFBiz that enables authenticated low-privileged users to alter product data, threatening the integrity of catalog and pricing information across all versions before 24.09.08. This impacts organizations relying on OFBiz for e-commerce or ERP operations, where unauthorized modifications could lead to financial discrepancies, reputational damage, and operational disruption.
No vendor-released patch identified at time of analysis. Interim mitigations include restricting network access to OFBiz instances, enforcing strict least-privilege access controls, and monitoring product data changes for anomalies.
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.
EUVD-2026-117487
NVD
CVE.org
EPSS
Exploit-DB