CVE-2026-7291: Server-Side Request Forgery (SSRF)

A weakness has been identified in o2oa up to 10.0. This affects the function FileAction of the file FileAction.java of the component URL Fetching. Executing a manipulation of the argument fileUrl can lead to server-side request forgery. It is possible to launch the attack remotely. The exploit ha...

CVE-2018-18830

MCMS 4.6.5 is affected by a flaw in com\mingsoft\basic\action\web\FileAction.java where the upload interface does not verify login status, allowing an attacker to upload JSP content disguised as a .png file and then coerce a suffix change to .jsp to access a stored path and execute arbitrary JSP ...

CVE-2018-18830: Unrestricted Upload of File with Dangerous Type

An issue was discovered in com\mingsoft\basic\action\web\FileAction.java in MCMS 4.6.5. Since the upload interface does not verify the user login status, you can use this interface to upload files without setting a cookie. First, start an upload of JSP code with a .png filename, and then intercep...