CVE-2026-78299

9.1 criticalEPSS 0.5%

Critical (9.1). EPSS 0.5% chance of exploitation in the next 30 days.

In Eclipse Embedded CDT versions 6.0 to 6.7 if the CMSIS-Pack archive extracts a compromised CMSIS pack the archive extraction can extract files to locations outside of the pack, allowing writing of arbitrary files to other locations on disk.

Severity

CVSS 3.1

9.1 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 45% of CVEs (scores of 2026-10-31)
CWE: CWE-22
Published: 2026-09-14
Modified: 2026-09-16
Record from: the NVD, synced 2026-10-19

References

https://github.com/eclipse-embed-cdt/eclipse-plugins/security/advisories/GHSA-qch4-8rmp-mjx3
https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/747

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