Protection mechanism failure in Jenkins Email Extension Plugin
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-693.
Summary
A sandbox bypass vulnerability exists in Jenkins Email Extension Plugin 2.64 and earlier in pom.xml, src/main/java/hudson/plugins/emailext/ExtendedEmailPublisher.java, src/main/java/hudson/plugins/emailext/plugins/content/EmailExtScript.java, src/main/java/hudson/plugins/emailext/plugins/content/ScriptContent.java, src/main/java/hudson/plugins/emailext/plugins/trigger/AbstractScriptTrigger.java that allows attackers with Job/Configure permission to execute arbitrary code on the Jenkins master JVM.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Jenkins | Jenkins Email Extension Plugin | up to 2.64 | — | No fix listed | CNA |
| — | org.jenkins-ci.plugins:email-ext (Maven) | before 2.65 | 2.65 | Patch available | GHSA-qwm8-vgm6-f86p |
- Jenkins Email Extension Plugin VendorJenkins Affected up to 2.64 Fixed in — No fix listed CNA
- org.jenkins-ci.plugins:email-ext (Maven) Vendor— Affected before 2.65 Fixed in 2.65 Patch available GHSA-qwm8-vgm6-f86p
Remediation
- Fix · GHSA-qwm8-vgm6-f86p org.jenkins-ci.plugins:email-ext (Maven) Fixed in 2.65 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2019-1003032
- 2026-10-03 Alias added: GHSA-qwm8-vgm6-f86p
References
More Jenkins Email Extension vulnerabilities
- TI-2023-11037 Protection mechanism failure in Jenkins Email Extension Plugin CVSS 3.1CRITICAL 9.9
- TI-2026-36179 Jenkins Email Extension Plugin 1933.v45cec755423f and earlier allows inlining images as… CVSS 3.1HIGH 8.8
- TI-2020-02109 Cleartext transmission of sensitive information in Jenkins Email Extension Plugin CVSS 3.1HIGH 7.5
- TI-2018-15825 An exposure of sensitive information vulnerability exists in Jenkins Email Extension… CVSS 3.0MEDIUM 6.5
- TI-2017-01904 Information disclosure in [UNKNOWN] jenkins-email-ext CVSS 3.0MEDIUM 5.3
- TI-2023-11036 Cross-site scripting in Jenkins Email Extension Plugin CVSS 3.1MEDIUM 5.4
Sources
- CVE-2019-1003032 · CVE Program
- CVE-2019-1003032 · NVD
- FIRST EPSS
- GHSA-qwm8-vgm6-f86p · GitHub Advisory Database · CC BY 4.0
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