Path Traversal in Hyland Alfresco Community (Transform Core)
CVE-2026-26337
Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve both arbitrary file read and server-side request forgery through the absolute path traversal.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (41.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.002
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
- connect.hyland.com/t5/alfresco-blog/security-update-cve-2026-26337-cve-2026-263… (vendor-advisory, patch, Vendor Advisory)
- www.hyland.com/en/solutions/products/alfresco-platform (Product, product)
- www.vulncheck.com/advisories/hyland-alfresco-transformation-service-absolute-pa… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-26337?
- CVE-2026-26337 is a high-severity vulnerability in Hyland Alfresco Community (Transform Core), classified under Absolute Path Traversal. CVSS score: 8.2/10. Published 2026-02-19.
- How severe is CVE-2026-26337?
- High severity. CVSS v3 base score is 8.2 out of 10.