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Audiobookshelf CVE-2024-35236

MEDIUM
Cross-site Scripting (XSS) (CWE-79)
2024-05-27 security-advisories@github.com
4.8
CVSS 3.1 · Vendor: github
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK

2 techniques across 2 tactics: Initial Access, Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 4.8 (MEDIUM). Attack characteristics: network attack vector, low complexity, high privileges required, user interaction required. Public proof-of-concept exploit code is available.

Exploit ScenarioDerived

A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.8% exploitation probability (EPSS)

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AnalysisAI

Audiobookshelf is a self-hosted audiobook and podcast server. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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. Affected products include: Audiobookshelf. Version information: version 2.10.0.

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Severity by source

Vendor (github) PRIMARY 4.8 MEDIUM
AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Primary rating from Vendor (github) · only source for this CVE.

CVSS VectorVendor: github

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

DescriptionCVE.org

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.

Threat Intelligence Overview

EPSS Score
0.8%
Top 46% exploitable
Exploit
POC
Public exploit code exists
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC Yes
EPSS 0.8%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

45
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +24
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)CVE.org

cpe:2.3:a:audiobookshelf:audiobookshelf:*:*:*:*:*:*:*:*
CVE-2025-25205 HIGH POC
8.2 Feb 12

Audiobookshelf is a self-hosted audiobook and podcast server. Rated high severity (CVSS 8.2), this vulnerability is remo

CVE-2026-71209 HIGH POC
7.5 Aug 05

Unauthenticated arbitrary file read in audiobookshelf exploits a URL-encoding normalization gap between the Express auth

CVE-2025-46338 MEDIUM POC
6.9 Apr 29

Audiobookshelf is a self-hosted audiobook and podcast server. Rated medium severity (CVSS 6.9), this vulnerability is re

CVE-2023-47624 MEDIUM POC
6.5 Dec 13

Audiobookshelf is a self-hosted audiobook and podcast server. Rated medium severity (CVSS 6.5), this vulnerability is re

CVE-2023-47619 MEDIUM POC
6.5 Dec 13

Audiobookshelf is a self-hosted audiobook and podcast server. Rated medium severity (CVSS 6.5), this vulnerability is re

CVE-2026-27963 MEDIUM POC
4.8 Feb 26

Stored XSS in Audiobookshelf prior to version 2.32.0 enables privileged users to inject malicious code into library meta

CVE-2024-43797 MEDIUM POC
4.3 Sep 02

audiobookshelf is a self-hosted audiobook and podcast server. Rated medium severity (CVSS 4.3), this vulnerability is re

CVE-2023-51697 HIGH
7.5 Dec 27

Audiobookshelf is a self-hosted audiobook and podcast server. Rated high severity (CVSS 7.5), this vulnerability is remo

CVE-2023-51665 HIGH
7.5 Dec 27

Audiobookshelf is a self-hosted audiobook and podcast server. Rated high severity (CVSS 7.5), this vulnerability is remo

CVE-2026-42888 MEDIUM
6.9 May 11

Path traversal in Audiobookshelf's podcast creation endpoint allows attackers to write files outside the intended librar

CVE-2026-42883 MEDIUM
6.5 May 11

Authenticated users with download permissions in Audiobookshelf prior to 2.32.2 can download files from libraries they d

CVE-2026-73085 MEDIUM
5.3 Aug 11

JWT token type confusion in Audiobookshelf prior to 2.36.0 allows any holder of a valid refresh token to authenticate AP

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