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expr-eval vulnerable to Code Execution

🗓️ 23 Jun 2026 06:30:41Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 5 Views

Code Execution in expr-eval all versions via toJSFunction() API enabling arbitrary code execution.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-12866
23 Jun 202605:00
attackerkb
circl
Circl
CVE-2026-12866
23 Jun 202606:00
circl
cve
CVE
CVE-2026-12866
23 Jun 202605:00
cve
cvelist
Cvelist
CVE-2026-12866
23 Jun 202605:00
cvelist
euvd
EUVD
EUVD-2026-38415
23 Jun 202605:00
euvd
nvd
NVD
CVE-2026-12866
23 Jun 202605:17
nvd
osv
OSV
GHSA-Q9V2-7M5W-4693 expr-eval vulnerable to Code Execution
23 Jun 202606:30
osv
ptsecurity
Positive Technologies
PT-2026-51474
23 Jun 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-12866
24 Jun 202615:37
redhatcve
snyk
Snyk
Code Execution
20 Jan 202608:02
snyk
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Vulners
Node
OR
org.webjars.npmexpr-evalRange2.0.2maven
expr-evalRange2.0.2npm

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22 Sep 2026 14:40Current
6.4Medium risk
Vulners AI Score6.4
CVSS 49.2
CVSS 3.19.8
EPSS0.00866
SSVC
5