CVE-2024-39460 Bitbucket OAuth access token exposed in the build log by Bitbucket Branch Source Plugin

Medium 4.3 Published Updated

Attackers can read Bitbucket OAuth access tokens from build logs, potentially compromising Bitbucket accounts.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-39460?

CVE-2024-39460 is a medium-severity vulnerability in Jenkins Bitbucket Branch Source Plugin, published on 26 Jun 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Jenkins Bitbucket Branch Source Plugin 886.v44cf5e4ecec5 and earlier prints the Bitbucket OAuth access token as part of the Bitbucket URL in the build log in some cases.

Weakness: CWE-532

Which versions are affected by CVE-2024-39460?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:cloudbees-bitbucket-branch-source. It affects 1 product.

PackageAffectedFixed in
org.jenkins-ci.plugins:cloudbees-bitbucket-branch-source MavenAll versions887.va
org.jenkins-ci.plugins:cloudbees-bitbucket-branch-source MavenAll versions887.va

Products include Jenkins Bitbucket Branch Source.

How do I fix CVE-2024-39460?

Upgrade org.jenkins-ci.plugins:cloudbees-bitbucket-branch-source to 887.va or later.

Is CVE-2024-39460 being exploited?

There is no known exploitation of CVE-2024-39460 in the wild and no public exploit code.

Sources

Also known as GHSA-x8mf-jcmf-r79f.

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