CVE-2026-92970
Medium
Elevated severity or exploit probability.
CVSS base
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.8%
55.5th percentile
CISA KEV
Not listed
Weakness / dates
CWE-22
Published 2026-09-17 · modified 2026-09-22
Description
HUBzero CMS through 2.2.32 contains a path traversal vulnerability in project file upload handlers that allows authenticated project members to write arbitrary files outside the project repository. Attackers can supply traversal sequences in upload parameters to write files to attacker-chosen paths with web server privileges, potentially enabling code execution.
References
- https://github.com/hubzero/hubzero-cms
- https://github.com/hubzero/hubzero-cms/blob/v2.2.32/core/components/com_projects/api/controllers/filesv1_0.php#L809-L880
- https://github.com/hubzero/hubzero-cms/blob/v2.2.32/core/libraries/Hubzero/Filesystem/Entity.php#L53-L73
- https://github.com/hubzero/hubzero-cms/blob/v2.2.32/core/plugins/projects/files/connections.php#L812-L815
- https://github.com/hubzero/hubzero-cms/commit/4a58215463e5d42f8d03567358171383da939946
- https://github.com/hubzero/hubzero-cms/commit/5b4c4aefedf647390465cdfd0e7fa626c3e1cb39
- https://www.vulncheck.com/advisories/hubzero-cms-through-2.2.32-path-traversal-via-file-upload