How severe is CVE-2023-24434?

CVE-2023-24434 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-24434 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-2023-24434?

CVE-2023-24434 affects Jenkins Github Pull Request Builder. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-24434?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-24434 published?

CVE-2023-24434 was published on 2023-01-26 and last updated on 2026-06-17.

CVE-2023-24434

CVE-2023-24434 is a high-severity vulnerability in Jenkins Github Pull Request Builder with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Jenkins Github Pull Request Builder
Published: 2023-01-26
Last modified: 2026-06-17

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins GitHub Pull Request Builder Plugin 1.42.2 and earlier allows attackers to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.

Frequently asked questions

What is CVE-2023-24434?: A cross-site request forgery (CSRF) vulnerability in Jenkins GitHub Pull Request Builder Plugin 1.42.2 and earlier allows attackers to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.
How severe is CVE-2023-24434?: CVE-2023-24434 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-24434 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-2023-24434?: CVE-2023-24434 affects Jenkins Github Pull Request Builder. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-24434?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-24434 published?: CVE-2023-24434 was published on 2023-01-26 and last updated on 2026-06-17.

References

https://www.jenkins.io/security/advisory/2023-01-24/#SECURITY-2789%20%282%29

Affected products (1)

cpe:2.3:a:jenkins:github_pull_request_builder:*:*:*:*:*:jenkins:*:*

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