CVE-2017-9441

2.7 lowEPSS 0.6%

Low (2.7) in bigtreecms bigtree cms. EPSS 0.6% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in BigTree CMS through 4.2.18 allow remote authenticated users to inject arbitrary web script or HTML by uploading a crafted package, triggering mishandling of the (1) title or (2) version or (3) author_name parameter in manifest.json. This issue exists in core\admin\modules\developer\extensions\install\unpack.php and core\admin\modules\developer\packages\install\unpack.php. NOTE: the vendor states "You must implicitly trust any package or extension you install as they all have the ability to write PHP files.

Severity

CVSS 3.1

2.7 low

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 48% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2017-06-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

bigtreecms:bigtree_cms

References

Check your stack JSON