CVE-2026-26338 | Hyland Alfresco Transformation Service allows unauthenticate… | CVSS 9.8 CRITICAL

Description

Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve server-side request forgery (SSRF) through the document processing functionality.

Metadata

CVE ID: CVE-2026-26338
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-02-13 17:28 UTC
Published: 2026-02-19 17:03 UTC
Last updated: 2026-07-28 01:48 UTC
Primary CWE: CWE-918
CWE-918 Server-Side Request Forgery (SSRF)
Vendor / Product: Hyland / Alfresco Transformation Service (Enterprise)
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: partial

Affected products (2)

Vendor	Product	Platform	Versions
Hyland	Alfresco Community (Transform Core)	—	0 < 5.3.0
Hyland	Alfresco Transformation Service (Enterprise)	—	0 < 4.3.0

Weakness (CWE)

CWE	Source	Description
CWE-918	cna	CWE-918 Server-Side Request Forgery (SSRF)

CVSS scores (2)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
6.9	MEDIUM	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

References (3)