CVE-2026-92414 Apache Jackrabbit: Pre-auth hijack of cached sessions via derivable WebDAV lock tokens

Critical 9.3 Published 7 Oct 2026 Updated 7 Oct 2026

Attackers can hijack authenticated sessions by guessing WebDAV lock tokens, allowing unauthorized access to user data.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-92414?

CVE-2026-92414 is a critical authentication bypass vulnerability in Apache Jackrabbit, published on 7 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

: Session Fixation / Session Reuse across Users vulnerability in Apache Jackrabbit.

Jackrabbit WebDAV server attaches a cached authenticated session on any Lock-Token/TransactionId/SubscriptionId/If-header field token match with

no credential check.

This issue affects Apache Jackrabbit: from 2.23.0 through 2.23.5, from 2.22.0 through 2.22.4, from 2.20.0 through 2.20.17.

Users are recommended to upgrade to versions 2.23.6, 2.22.5, or 2.20.18 which fix the issue.

Weakness: CWE-384

Which versions are affected by CVE-2026-92414?

It affects 1 product.

Products include Apache Jackrabbit.

How do I fix CVE-2026-92414?

No fix has been published for CVE-2026-92414 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-92414 being exploited?

There is no known exploitation of CVE-2026-92414 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2026-92414, GHSA-3mf8-5fj8-p748, UBUNTU-CVE-2026-92414.