What’s Vulnerable › Vulnerabilities

CVE-2021-21676

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-30 · updated 2026-06-17
• Weakness: CWE-862

Description

Jenkins requests-plugin Plugin 2.2.7 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Overall/Read permission to send test emails to an attacker-specified email address.

Affected products

• Jenkins project Jenkins requests-plugin Plugin: through 2.2.7

References

• http://www.openwall.com/lists/oss-security/2021/06/30/1
• https://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2136%20%282%29
• http://www.openwall.com/lists/oss-security/2021/06/30/1
• https://www.jenkins.io/security/advisory/2021-06-30/#SECURITY-2136%20%282%29

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