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CVE-2026-45321 CISA KEV · Actively exploitedLinked to ransomware

Malware in 42 @tanstack/* packages exfiltrates cloud credentials, GitHub tokens, and SSH keys

CVSS score

9.6

EPSS probability

%1.1

Risk score

0.2

Published

5 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline

Vulnerability Timeline (Change History)

CVE-2026-45321 historical changes made to the vulnerability by NVD, CISA and MITRE:

DateActor / SourceAction / DescriptionTypePrevious valueNew value
04.08.2026nvd@nist.govInitial Analysis & CVSS Vector AssignmentCVSS V3.1—CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
27.05.2026CISA CoordinatorAdded to KEV Catalog (Active Exploitation)SSVC / KEVexploitation: noneexploitation: active
12.05.2026MITRE / NVDNew CVE Record Received & IngestedCVE Created—CVE-2026-45321

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