CVE-2023-46656

CVE-2023-46656 is a medium-severity vulnerability in Jenkins Multibranch Scan Webhook Trigger with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-697.

Key facts

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.

Frequently asked questions

What is CVE-2023-46656?
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.
How severe is CVE-2023-46656?
CVE-2023-46656 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-46656 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-46656?
CVE-2023-46656 affects Jenkins Multibranch Scan Webhook Trigger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-46656?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-46656 published?
CVE-2023-46656 was published on 2023-10-25 and last updated on 2026-06-17.

References

Affected products (1)

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