CVE-2026-26336: Hyland Alfresco Improper Authorization Arbitrary File Read

Published Feb 19, 2026
·
Updated

Hyland Alfresco allows unauthenticated attackers to read arbitrary files from protected directories (like WEB-INF) via the "/share/page/resource/" endpoint, thus leading to the disclosure of sensitive configuration files.

Affected Software

5 affected components
Hyland Alfresco
Hyland Alfresco Content Services<25.3
Hyland Alfresco Content Services>=7.4.0<=7.4.2.5
Hyland Alfresco Content Services>=23.1<=23.6.0
Hyland Alfresco Content Services>=25.1<=25.2

Event History

Feb 19, 2026
CVE Published
via MITRE·03:56 PM
Data Sourced
via MITRE·03:56 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:24 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-26336?

CVE-2026-26336 has been classified as a high severity vulnerability due to its potential for disclosing sensitive information.

2

How can CVE-2026-26336 be exploited?

CVE-2026-26336 can be exploited by unauthenticated attackers who access the "/share/page/resource/" endpoint to read files from protected directories.

3

How do I fix CVE-2026-26336?

To fix CVE-2026-26336, implement authentication checks to restrict access to the "/share/page/resource/" endpoint.

4

What are the consequences of ignoring CVE-2026-26336?

Ignoring CVE-2026-26336 may lead to unauthorized access and exposure of sensitive configuration files.

5

Which versions of Hyland Alfresco are affected by CVE-2026-26336?

CVE-2026-26336 affects all versions of Hyland Alfresco that allow unauthenticated access to the vulnerable endpoint.

Contact

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