SSRF in Hyland Alfresco Community (Transform Core)
CVE-2026-26338
Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve server-side request forgery (SSRF) through the document processing functionality.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.004 (28.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Hyland Alfresco Community (Transform Core) — versions 0
- Hyland Alfresco Transformation Service (Enterprise) — versions 0
- Hyland Alfresco_transform_core — versions 5.3.0
- Hyland Alfresco_transform_service
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory, patch, Vendor Advisory)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-26338?
- CVE-2026-26338 is a critical-severity vulnerability in Hyland Alfresco Community (Transform Core), classified under Server-Side Request Forgery (SSRF). CVSS score: 9.8/10. Published 2026-02-19.
- How severe is CVE-2026-26338?
- Critical severity. CVSS v3 base score is 9.8 out of 10.