CVE-2026-27963: Audiobookshelf is a self-hosted audiobook and podcast server

Q: How do I fix CVE-2026-27963?

audiobookshelf: upgrade to 2.32.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-27963 being exploited?

CVE-2026-27963 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-27963 affect?

CVE-2026-27963 affects audiobookshelf. Severity is medium (CVSS 4.8). Audiobookshelf is a self-hosted audiobook and podcast server. A stored cross-site scripting (XSS) vulnerability exists in versions prior to 2.32.0 of the Audiobookshelf web application that allows arbitrary JavaScript execution through mali

Q: How urgent is CVE-2026-27963?

Priority 26/100. Public exploit reference

Routine

MEDIUM 4.8UPGRADE

CVE-2026-27963 is a medium-severity flaw (CVSS 4.8) affecting audiobookshelf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Audiobookshelf is a self-hosted audiobook and podcast server. A stored cross-site scripting (XSS) vulnerability exists in versions prior to 2.32.0 of the Audiobookshelf web application that allows arbitrary JavaScript execution through malicious library metadata. Attackers with library modification privileges can execute code in victim users' browsers, potentially leading to session hijacking and data exfiltration. Version 2.32.0 contains a patch

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.3% (top 82%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-02-26
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: audiobookshelf

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-26 03:16 UTCPublished CVE record published
2026-06-17 10:27 UTCUpdated Record last modified

audiobookshelf audiobookshelf UPGRADE

Affected: < 2.32.0

Fixed in: 2.32.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy audiobookshelf || rpm -q audiobookshelf || audiobookshelf --version

2. UPGRADE to 2.32.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade audiobookshelf

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade audiobookshelf

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-27963?

audiobookshelf: upgrade to 2.32.0. Exact commands for each OS are on this page.

Is CVE-2026-27963 being exploited?

CVE-2026-27963 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-27963 affect?

CVE-2026-27963 affects audiobookshelf. Severity is medium (CVSS 4.8). Audiobookshelf is a self-hosted audiobook and podcast server. A stored cross-site scripting (XSS) vulnerability exists in versions prior to 2.32.0 of the Audiobookshelf web application that allows arbitrary JavaScript execution through mali

How urgent is CVE-2026-27963?

Priority 26/100. Public exploit reference

Related CVEs

CVE-2026-27973 MEDIUM 4.0 UPGRADE UPGRADE Audiobookshelf is a self-hosted audiobook and podcast server
CVE-2025-57800 HIGH 8.8 UPGRADE Audiobookshelf is an open-source self-hosted audiobook server
CVE-2025-46338 MEDIUM 6.1 UPGRADE Audiobookshelf is a self-hosted audiobook and podcast server
CVE-2025-25205 HIGH 8.2 UPGRADE Audiobookshelf is a self-hosted audiobook and podcast server
CVE-2024-43797 MEDIUM 6.3 UPGRADE audiobookshelf is a self-hosted audiobook and podcast server

References

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