CVE-2024-35236 Audiobookshelf Cross-Site-Scripting vulnerability via crafted ebooks

Medium 4.8 Published Updated

Attackers can execute arbitrary code via malicious ebooks, potentially leading to remote code execution if high-privilege users are targeted.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-35236?

CVE-2024-35236 is a medium-severity cross-site scripting vulnerability in advplyr audiobookshelf, published on 27 May 2024. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

Audiobookshelf is a self-hosted audiobook and podcast server. Prior to version 2.10.0, opening an ebook with malicious scripts inside leads to code execution inside the browsing context. Attacking a user with high privileges (upload, creation of libraries) can lead to remote code execution (RCE) in the worst case. This was tested on version 2.9.0 on Windows, but an arbitrary file write is powerful enough as is and should easily lead to RCE on Linux, too. Version 2.10.0 contains a patch for the vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2024-35236?

It affects 1 product.

Products include Audiobookshelf Audiobookshelf.

How do I fix CVE-2024-35236?

No fix has been published for CVE-2024-35236 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-35236 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-35236 exists.

Sources

Also known as GHSA-7j99-76cj-q9pg.

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