Bigtree Cms
CVE-2018-18308
MEDIUM
Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Lifecycle Timeline
1DescriptionNVD
In the 4.2.23 version of BigTree, a Stored XSS vulnerability has been discovered in /admin/ajax/file-browser/upload/ (aka the image upload area).
AnalysisAI
In the 4.2.23 version of BigTree, a Stored XSS vulnerability has been discovered in /admin/ajax/file-browser/upload/ (aka the image upload area). Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available.
Technical ContextAI
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. In the 4.2.23 version of BigTree, a Stored XSS vulnerability has been discovered in /admin/ajax/file-browser/upload/ (aka the image upload area). Affected products include: Bigtreecms Bigtree Cms.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
More in Bigtree Cms
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Unrestricted File Upload exists in BigTree CMS through 4.2.18: if an attacker uploads an 'xxx.pht' or 'xxx.phtml' file,
site/index.php/admin/trees/add/ in BigTree 4.2.22 and earlier allows remote attackers to upload and execute arbitrary PH
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SQL injection vulnerability in BigTree CMS through 4.2.18 allows remote authenticated users to execute arbitrary SQL com
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CSRF exists in BigTree CMS through 4.2.18 with the force parameter to /admin/pages/revisions.php - for example: /admin/p
BigTree CMS through 4.2.17 relies on a substring check for CSRF protection, which allows remote attackers to bypass this
BigTree 4.2.23 on Windows, when Advanced or Simple Rewrite routing is enabled, allows remote attackers to bypass authent
SQL injection vulnerability in core/inc/bigtree/cms.php in BigTree CMS 4.0 RC2 and earlier allows remote attackers to ex
A directory traversal vulnerability exists in core\admin\ajax\developer\extensions\file-browser.php in BigTree CMS throu
Same weakness CWE-79 – Cross-site Scripting (XSS)
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External POC / Exploit Code
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