CVE-2021-47968
CWE-79Published: May 15, 2026· Updated: May 18, 2026
Official Description
Podcast Generator 3.1 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by submitting unfiltered JavaScript code in the long_description parameter. Attackers can inject script tags through episode creation or editing requests to execute arbitrary JavaScript when other users view the episode details.
Technical Analysis
CVE-2021-47968 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (4)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-47968 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts