CVE-2001-1084: Macromedia Jrun

High severity, CVSS 7.5. EPSS: 3.1% chance of exploitation in the next 30 days.

Cross-site scripting vulnerability in Allaire JRun 3.0 and 2.3.3 allows a malicious webmaster to embed Javascript in a request for a .JSP, .shtml, .jsp10, .jrun, or .thtml file that does not exist, which causes the Javascript to be inserted into an error message.

Affected products

• Macromedia Jrun: version 2.3.3 only; version 3.0 only

Published 2001-07-02. Last modified 2026-06-16.