Vulnerability · Published Feb 19, 2026 · Assigned by VulnCheck
CVE-2026-26337Hyland Alfresco Transformation Service Absolute Path Traversal Arbitrary File Read and SSRF
High 8.2
In plain English
A high-severity security flaw in Alfresco Community (Transform Core) from Hyland. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.4%top 64.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Hyland Alfresco Transformation Service allows unauthenticated attackers to achieve both arbitrary file read and server-side request forgery through the absolute path traversal.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Hyland | Alfresco Transformation Service (Enterprise) | 0 – before 4.3.0 |
| Hyland | Alfresco Community (Transform Core) | 0 – before 5.3.0 |
Weakness: CWE-36 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
References
- https://connect.hyland.com/t5/alfresco-blog/security-update-cve-2026-26337-cve-2026-26338-cve-2026-26339/ba-p/496551 vendor-advisory, patch
- https://www.hyland.com/en/solutions/products/alfresco-platform product
- https://www.vulncheck.com/advisories/hyland-alfresco-transformation-service-absolute-path-traversal-arbitrary-file-read-and-ssrf third-party-advisory