CVE-2026-2623
Path Traversal in Blossom File Upload Allows Remote Exploitation
Publication date: 2026-02-17
Last updated on: 2026-04-29
Assigner: VulDB
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| wangyunf | blossom | to 1.17.1 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a flaw found in Blossom up to version 1.17.1, specifically in the 'put' function of the file BLOSManager.java within the File Upload component. It allows an attacker to perform a path traversal attack, which means they can manipulate file paths to access files and directories outside the intended scope.
The attack can be initiated remotely, and an exploit for this vulnerability has already been published.
How can this vulnerability impact me? :
This vulnerability can impact you by allowing an attacker to access or manipulate files on the server that should be restricted. This could lead to unauthorized disclosure of sensitive information, modification of files, or disruption of service.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know