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CVE-2026-44442: Authorization Bypass in ERPNext
Platform
python
Component
erpnext
Opgelost in
16.9.1
CVE-2026-44442 describes an authorization bypass vulnerability affecting ERPNext, a free and open-source ERP system. This flaw allows unauthorized users to modify data outside of their assigned role permissions, potentially leading to significant data breaches and system compromise. Versions prior to 16.9.1 are affected, and a patch is available in version 16.9.1.
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Impact en Aanvalsscenarioswordt vertaald…
The impact of this vulnerability is severe. An attacker who successfully exploits this bypass can modify any data within the ERPNext system that they are not normally authorized to access. This includes financial records, customer data, inventory levels, and more. The attacker could create fraudulent transactions, alter pricing, or delete critical data, causing significant financial and operational disruption. The blast radius extends to any user with access to the ERPNext system, as an attacker could impersonate or manipulate their data. This vulnerability highlights the critical importance of robust authorization controls in ERP systems, as a breach could have far-reaching consequences.
Uitbuitingscontextwordt vertaald…
CVE-2026-44442 was published on 2026-05-13. Its CRITICAL CVSS score indicates a high likelihood of exploitation if left unpatched. There are currently no publicly known Proof-of-Concept (POC) exploits, but the ease of exploitation once discovered could lead to rapid adoption by malicious actors. The vulnerability is not currently listed on KEV or EPSS, but its severity warrants close monitoring. Refer to the official ERPNext advisory for further details.
Dreigingsinformatie
Exploit Status
CVSS-vector
Wat betekenen deze metrics?
- Attack Vector
- Netwerk — op afstand uitbuitbaar via internet. Geen fysieke of lokale toegang vereist.
- Attack Complexity
- Laag — geen speciale voorwaarden vereist. Betrouwbaar uitbuitbaar.
- Privileges Required
- Laag — elk geldig gebruikersaccount is voldoende.
- User Interaction
- Geen — automatische en stille aanval. Slachtoffer doet niets.
- Scope
- Gewijzigd — aanval kan voorbij het kwetsbare component uitbreiden naar andere systemen.
- Confidentiality
- Hoog — volledig verlies van vertrouwelijkheid. Aanvaller kan alle gegevens lezen.
- Integrity
- Hoog — aanvaller kan alle gegevens schrijven, aanpassen of verwijderen.
- Availability
- Hoog — volledige crash of uitputting van resources. Totale denial of service.
Getroffen Software
Zwakheidsclassificatie (CWE)
Tijdlijn
- Gereserveerd
- Gepubliceerd
Mitigatie en Workaroundswordt vertaald…
The primary mitigation is to immediately upgrade ERPNext to version 16.9.1 or later. If upgrading is not immediately feasible, consider implementing stricter role-based access controls (RBAC) within ERPNext to limit the potential impact of a successful exploit. Review existing user permissions and ensure they adhere to the principle of least privilege. Implement a Web Application Firewall (WAF) with rules to detect and block unauthorized access attempts to sensitive endpoints. Monitor ERPNext logs for suspicious activity, particularly attempts to access resources outside of a user's assigned role. After upgrade, confirm by verifying that users can only access and modify data within their defined roles.
Hoe te verhelpenwordt vertaald…
Actualice a la versión 16.9.1 o posterior para corregir la vulnerabilidad. Esta actualización implementa las validaciones de autorización necesarias para prevenir la modificación no autorizada de documentos.
Veelgestelde vragenwordt vertaald…
What is CVE-2026-44442 — Authorization Bypass in ERPNext?
CVE-2026-44442 is a critical vulnerability in ERPNext versions 0.0.0 - < 16.9.1 that allows unauthorized users to modify data beyond their permitted role. This bypass can lead to data breaches and system compromise.
Am I affected by CVE-2026-44442 in ERPNext?
If you are running ERPNext versions 0.0.0 through 16.9.0, you are affected by this vulnerability. Check your ERPNext version immediately and prioritize upgrading.
How do I fix CVE-2026-44442 in ERPNext?
Upgrade ERPNext to version 16.9.1 or later to resolve this authorization bypass vulnerability. If immediate upgrade is not possible, implement stricter RBAC and monitor logs.
Is CVE-2026-44442 being actively exploited?
While no public exploits are currently known, the vulnerability's severity and ease of exploitation suggest it could be targeted soon. Continuous monitoring and patching are crucial.
Where can I find the official ERPNext advisory for CVE-2026-44442?
Refer to the official ERPNext security advisory for detailed information and updates regarding CVE-2026-44442: [https://github.com/frappe/erpnext/security/advisories/GHSA-xxxx-xxxx-xxxx](replace with actual advisory link when available)
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