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CVE-2025-57800: Audiobookshelf is an open-source self-hosted audiobook server

46
This month
HIGH 8.8UPGRADE

CVE-2025-57800 is a high-severity flaw (CVSS 8.8) affecting audiobookshelf. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Audiobookshelf is an open-source self-hosted audiobook server. In versions 2.6.0 through 2.26.3, the application does not properly restrict redirect callback URLs during OIDC authentication. An attacker can craft a login link that causes Audiobookshelf to store an arbitrary callback in a cookie, which is later used to redirect the user after authentication. The server then issues a 302 redirect to the attacker-controlled URL, appending sensitive

Why this priority

  • High severity
  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score8.8 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionRequired
EPSS exploit chance0.5% (top 60%)
CISA exploited listNo
WeaknessCWE-523, CWE-598, CWE-601
Published2025-08-22
Last modified2026-06-17
Publisher (CNA): GitHub, Inc. · Vendor: audiobookshelf

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

Am I affected?

Timeline

audiobookshelf audiobookshelf UPGRADE
Affected: >= 2.6.0 and < 2.28.0
Fixed in: 2.28.0
Safe to downgrade to: a release before 2.6.0
1. Check installed version
apt-cache policy audiobookshelf || rpm -q audiobookshelf || audiobookshelf --version
2. UPGRADE to 2.28.0 (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.
3. If no update is available yet, DOWNGRADE to a release before 2.6.0 (Debian / Ubuntu)
apt-cache madison audiobookshelf sudo apt install audiobookshelf=<VERSION_BEFORE_2.6.0> sudo apt-mark hold audiobookshelf
3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list audiobookshelf sudo dnf downgrade audiobookshelf-<VERSION_BEFORE_2.6.0> sudo dnf versionlock add audiobookshelf
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
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-2025-57800?

audiobookshelf: upgrade to 2.28.0. Exact commands for each OS are on this page.

Is CVE-2025-57800 being exploited?

CVE-2025-57800 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-2025-57800 affect?

CVE-2025-57800 affects audiobookshelf. Severity is high (CVSS 8.8). Audiobookshelf is an open-source self-hosted audiobook server. In versions 2.6.0 through 2.26.3, the application does not properly restrict redirect callback URLs during OIDC authentication. An attacker can craft a login link that causes Au

How urgent is CVE-2025-57800?

Priority 46/100. High severity; Public exploit reference

Related CVEs

References

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