How severe is CVE-2023-41937?

CVE-2023-41937 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-41937 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-41937?

CVE-2023-41937 affects Jenkins Bitbucket Push And Pull Request. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-41937?

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-2023-41937 published?

CVE-2023-41937 was published on 2023-09-06 and last updated on 2026-06-17.

CVE-2023-41937

CVE-2023-41937 is a high-severity vulnerability in Jenkins Bitbucket Push And Pull Request with a CVSS 3.x base score of 7.5. 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-918.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Jenkins Bitbucket Push And Pull Request
Published: 2023-09-06
Last modified: 2026-06-17

Description

Jenkins Bitbucket Push and Pull Request Plugin 2.4.0 through 2.8.3 (both inclusive) trusts values provided in the webhook payload, including certain URLs, and uses configured Bitbucket credentials to connect to those URLs, allowing attackers to capture Bitbucket credentials stored in Jenkins by sending a crafted webhook payload.

Frequently asked questions

What is CVE-2023-41937?: Jenkins Bitbucket Push and Pull Request Plugin 2.4.0 through 2.8.3 (both inclusive) trusts values provided in the webhook payload, including certain URLs, and uses configured Bitbucket credentials to connect to those URLs, allowing attackers to capture Bitbucket credentials stored in Jenkins by sending a crafted webhook payload.
How severe is CVE-2023-41937?: CVE-2023-41937 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-41937 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-41937?: CVE-2023-41937 affects Jenkins Bitbucket Push And Pull Request. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-41937?: 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-2023-41937 published?: CVE-2023-41937 was published on 2023-09-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:jenkins:bitbucket_push_and_pull_request:*:*:*:*:*:jenkins:*:*

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