CVE-2026-42888
Audiobookshelf: Path Traversal vulnerability in the audiobookshelf project
Description
Audiobookshelf is a self-hosted audiobook and podcast server. Prior to 2.32.2, the podcast creation endpoint at server/controllers/PodcastController.js accepts a user-controlled file path without sufficient boundary validation to ensure it remains within the intended library directory. This vulnerability is fixed in 2.32.2.
INFO
Published Date :
May 11, 2026, 9:19 p.m.
Last Modified :
Oct. 26, 2026, 6:10 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-42888
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update Audiobookshelf to version 2.32.2 or later.
- Apply vendor security patches promptly.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-42888.
| URL | Resource |
|---|---|
| https://github.com/advplyr/audiobookshelf/security/advisories/GHSA-phch-9734-wrp3 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-42888 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-42888
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-42888 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-42888 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Oct. 26, 2026
Action Type Old Value New Value Added Translation Title: audiobookshelf de advplyr, Description: Audiobookshelf es un servidor de audiolibros y podcasts autoalojado. Antes de la 2.32.2, el endpoint de creación de podcasts en server/controllers/PodcastController.js acepta una ruta de archivo controlada por el usuario sin una validación de límites suficiente para asegurar que permanezca dentro del directorio de la biblioteca previsto. Esta vulnerabilidad se corrige en la 2.32.2. -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'advplyr', 'product': 'audiobookshelf', 'versions': [{'status': 'affected', 'version': '< 2.33.2'}]}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-42888', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-05-12T16:33:37.438311Z'} -
New CVE Received by [email protected]
May. 11, 2026
Action Type Old Value New Value Added Description Audiobookshelf is a self-hosted audiobook and podcast server. Prior to 2.32.2, the podcast creation endpoint at server/controllers/PodcastController.js accepts a user-controlled file path without sufficient boundary validation to ensure it remains within the intended library directory. This vulnerability is fixed in 2.32.2. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-22 Added Reference https://github.com/advplyr/audiobookshelf/security/advisories/GHSA-phch-9734-wrp3