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

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00075.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Hyland Alfresco Transformation Service (Enterprise) unaffected
Version Status Constraints
0 affected
< 4.3.0
Hyland Alfresco Community (Transform Core) unaffected
Version Status Constraints
0 affected
< 5.3.0

Configuration 1 [-]

cpe:2.3:a:hyland:alfresco_transform_service:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR cpe:2.3:a:hyland:alfresco_transform_core:*:*:*:*:*:*:*:*
cpe:2.3:a:hyland:alfresco_transform_core:5.3.0:alpha1:*:*:*:*:*:*

No data.

Vendor Product Confidence Versions
Hyland Alfresco Community — —
Hyland Alfresco Transformation Service — —

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Project Subscriptions

Vendors Products
Hyland Subscribe
Alfresco Community Subscribe
Alfresco Transform Core Subscribe
Alfresco Transform Service Subscribe
Alfresco Transformation Service Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://connect.hyland.com/t5/alfresco-blog/security-update-cve-2026-26337-cve-2026-26338-cve-2026-26339/ba-p/496551 cve-icon cve-icon
https://www.hyland.com/en/solutions/products/alfresco-platform cve-icon cve-icon
https://www.vulncheck.com/advisories/hyland-alfresco-transformation-service-ssrf cve-icon cve-icon
History

Mon, 02 Mar 2026 22:15:00 +0000

Type Values Removed Values Added
First Time appeared Hyland alfresco Transform Core
Hyland alfresco Transform Service
CPEs cpe:2.3:a:hyland:alfresco_transformation_service:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:hyland:transform_core_aio:*:*:*:*:community:*:*:*		 cpe:2.3:a:hyland:alfresco_transform_core:*:*:*:*:*:*:*:*
cpe:2.3:a:hyland:alfresco_transform_core:5.3.0:alpha1:*:*:*:*:*:*
cpe:2.3:a:hyland:alfresco_transform_service:*:*:*:*:*:*:*:*
Vendors & Products Hyland transform Core Aio
Hyland alfresco Transform Core
Hyland alfresco Transform Service

Mon, 02 Mar 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

 cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Sat, 28 Feb 2026 00:15:00 +0000

Type Values Removed Values Added
First Time appeared Hyland transform Core Aio
CPEs cpe:2.3:a:hyland:alfresco_transformation_service:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:hyland:transform_core_aio:*:*:*:*:community:*:*:*
Vendors & Products Hyland transform Core Aio

Fri, 20 Feb 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 20 Feb 2026 15:15:00 +0000

Type Values Removed Values Added
References

Fri, 20 Feb 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Hyland
Hyland alfresco Community
Hyland alfresco Transformation Service
Vendors & Products Hyland
Hyland alfresco Community
Hyland alfresco Transformation Service

Thu, 19 Feb 2026 17:30:00 +0000

Type Values Removed Values Added
Description Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve server-side request forgery (SSRF) through the document processing functionality.
Title Hyland Alfresco Transformation Service SSRF
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-02T14:49:40.980Z

Reserved: 2026-02-13T17:28:43.053Z

Link: CVE-2026-26338

cve-icon Vulnrichment

Updated: 2026-02-20T19:10:51.596Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-19T18:24:59.930

Modified: 2026-03-02T22:03:53.847

Link: CVE-2026-26338

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-20T10:06:18Z

Weaknesses