CVE-2026-44469 | THREATINT

Description

The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative installation. A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verified files with malicious ones before installation, resulting in local privilege escalation.

PUBLISHED Reserved 2026-05-06 | Published 2026-05-26 | Updated 2026-05-26 | Assigner CERTVDE

HIGH: 8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

HIGH: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem types

CWE-276 Incorrect Default Permissions

Product status

Default status

unaffected

3.0.0.0 (semver) before 3.5.22.20

affected

Credits

David Ruscheweyh from SEW-EURODRIVE GmbH & Co KG finder

References

www.certvde.com/en/advisories/VDE-2026-055/

cve.org (CVE-2026-44469)

nvd.nist.gov (CVE-2026-44469)

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