CVE-2026-78299

CRITICAL 9.1

CVSS Score

9.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-22
Vendor	eclipse foundation
Product	eclipse embedded cdt (c/c++ development tools)
Published	Sep 14, 2026
Last Updated	Sep 14, 2026

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Affected Versions

Eclipse Foundation / Eclipse Embedded CDT (C/C++ Development Tools)

6.0.0 < 6.8.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Eclipse Foundation Security Team