CVE-2026-26337

High

Description

Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve both arbitrary file read and server-side request forgery through the absolute path traversal.

SeverityHigh

CVSS8.2

Exploit probability—

ProductHyland Alfresco Transform Service

PublishedFeb 19, 2026

First seenFeb 19, 2026

Weakness typeCWE-36CWE-36

How to fix

Update

hyland alfresco_transform_service4.3 or later
hyland alfresco_transform_core5.3.0 or later

Patches

connect.hyland.com/t5/alfresco-blog/security-update-cve-2026-26337-cve-2026-26338-cve-2026-26339/ba-p/496551

Affected products

Product	Affected versions	Fixed in
hyland alfresco_transform_service	v < 4.3	4.3
hyland alfresco_transform_core	v < 5.3.0, 5.3.0	5.3.0

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