CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
What the vulnerability does
The Blubrry PowerPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'powerpress' and 'podcast' shortcodes in versions up to, and including, 11.15.15 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Explanation of Vulnerability in Simple Terms
The PowerPress Podcasting plugin by Blubrry contains a cross-site scripting (XSS) vulnerability in versions up to 11.15.15. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers, potentially affecting site-wide functionality. The vulnerability requires network access but no user interaction from the victim. Update to a version newer than 11.15.15 to remediate.
What an attacker can do
Inject malicious scripts that execute in other users' browsers and affect site functionality.
Potential impact on your site
Authenticated users can inject scripts affecting other visitors and site operations; requires immediate patching.
Conditions required to exploit
Attacker must be logged in with low-level user privileges; no victim interaction required.
Key dates
External resources
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