CVE-2009-4924: Dan Pascu Python-Cjson

Medium severity, CVSS 4.3. EPSS: 1.4% chance of exploitation in the next 30 days.

Dan Pascu python-cjson 1.0.5 does not properly handle a ['/'] argument to cjson.encode, which makes it easier for remote attackers to conduct certain cross-site scripting (XSS) attacks involving Firefox and the end tag of a SCRIPT element.

Affected products

• Dan Pascu Python-Cjson: version 1.0.5 only

Published 2010-07-02. Last modified 2026-06-16.