PT-2026-20878 · Hyland · Alfresco Transformation Service

Chudypb + 1 · Published 2026-02-19 · Updated 2026-03-22 · CVE-2026-26339

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Hyland Alfresco Transformation Service (affected versions not specified)

Description The Hyland Alfresco Transformation Service contains a flaw that enables unauthenticated attackers to execute code remotely. This issue stems from an argument injection weakness within the document processing functionality.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2026-26339

Affected Products

Alfresco Transformation Service

References · 16

• https://nvd.nist.gov/vuln/detail/CVE-2026-26339 · Security Note
• https://osv.dev/vulnerability/CVE-2026-26339 · Vendor Advisory
• 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://twitter.com/VulmonFeeds/status/2024604607599477056 · Twitter Post
• https://vulncheck.com/advisories/hyland-alfresco-transformation-service-argument-injection-rce · Note
• https://t.me/CVEtracker/45165 · Telegram Post
• https://t.me/cveNotify/153847 · Telegram Post
• https://twitter.com/CveTodo/status/2024554602679415021 · Twitter Post
• https://hyland.com/en/solutions/products/alfresco-platform · Note
• https://twitter.com/CVEnew/status/2025892043944308873 · Twitter Post
• https://t.me/cveNotify/153848 · Telegram Post
• https://t.me/cveNotify/153613 · Telegram Post
• https://t.me/cveNotify/153846 · Telegram Post
• https://twitter.com/TheRabbitPy/status/2035745246437384373 · Twitter Post
• https://t.me/cveNotify/153612 · Telegram Post