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CVE-2023-40341

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-16 · updated 2026-06-17
• Weakness: CWE-352

Description

A cross-site request forgery (CSRF) vulnerability in Jenkins Blue Ocean Plugin 1.27.5 and earlier allows attackers to connect to an attacker-specified URL, capturing GitHub credentials associated with an attacker-specified job.

Affected products

• Jenkins project Jenkins Blue Ocean Plugin: through 1.27.5

References

• http://www.openwall.com/lists/oss-security/2023/08/16/3
• https://www.jenkins.io/security/advisory/2023-08-16/#SECURITY-3116
• http://www.openwall.com/lists/oss-security/2023/08/16/3
• https://www.jenkins.io/security/advisory/2023-08-16/#SECURITY-3116

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