CVE-2026-4495
Remote Cross-Site Scripting in atjiu pybbs CommentApiController#create
Publication date: 2026-03-20
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 |
|---|---|---|
| atjiu | pybbs | 6.0.0 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
| CWE-94 | The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a security flaw found in atjiu pybbs version 6.0.0, specifically in the create function of the CommentApiController.java file. It allows an attacker to perform a cross-site scripting (XSS) attack by manipulating input in a way that the application does not properly sanitize. This flaw can be exploited remotely.
How can this vulnerability impact me? :
The vulnerability can allow attackers to execute malicious scripts in the context of the affected application. This can lead to unauthorized actions such as stealing user session data, defacing web content, or redirecting users to malicious sites. Since the exploit is publicly available, the risk of attacks is increased.
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