CVE-2024-36676 BookStack Incorrect Access Control vulnerability

High 7.5 Published Updated

Attackers can confirm existing system users and cause denial of service via targeted notification emails through public forms in BookStack.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-36676?

CVE-2024-36676 is a high-severity vulnerability in n/a, published on 9 Jul 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Incorrect access control in BookStack before v24.05.1 allows attackers to confirm existing system users and perform targeted notification email DoS via public facing forms.

Weakness: CWE-79

Which versions are affected by CVE-2024-36676?

2 open source packages ship an affected version, including ssddanbrown/bookstack.

PackageAffectedFixed in
ssddanbrown/bookstack PackagistAll versions24.05.1
ssddanbrown/bookstack PackagistAll versions24.05.1

How do I fix CVE-2024-36676?

Upgrade ssddanbrown/bookstack to 24.05.1 or later.

Is CVE-2024-36676 being exploited?

There is no known exploitation of CVE-2024-36676 in the wild and no public exploit code.

Sources

Also known as GHSA-pj36-fcrg-327j.

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