CVE-2023-46656

Description

Jenkins Multibranch Scan Webhook Trigger Plugin 1.0.9 and earlier uses a non-constant time comparison function when checking whether the provided and expected webhook token are equal, potentially allowing attackers to use statistical methods to obtain a valid webhook token.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.08%
Vendor Advisory jenkins.io
Affected: Jenkins Project Jenkins Multibranch Scan Webhook Trigger Plugin
Published at:
Updated at:

References

Link Tags
https://www.jenkins.io/security/advisory/2023-10-25/#SECURITY-2875 vendor advisory
http://www.openwall.com/lists/oss-security/2023/10/25/2 mailing list

Frequently Asked Questions

What is the severity of CVE-2023-46656?
CVE-2023-46656 has been scored as a medium severity vulnerability.
How to fix CVE-2023-46656?
To fix CVE-2023-46656, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-46656 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-46656 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-46656?
CVE-2023-46656 affects Jenkins Project Jenkins Multibranch Scan Webhook Trigger Plugin.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.