What is CVE-2026-40779?

CVE-2026-40779 is a high-severity vulnerability in Yannick Lefebvre Link Library, classified under Path Traversal. CVSS score: 7.7/10. Published 2026-06-15.

How severe is CVE-2026-40779?

High severity. CVSS v3 base score is 7.7 out of 10.

Path Traversal in Yannick Lefebvre Link Library

CVE-2026-40779

Contributor Arbitrary File Deletion in Link Library <= 7.8.8 versions.

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.

Affected products

Yannick Lefebvre Link Library — versions n/a

Weakness classification (CWE)

CWE-22 — Path Traversal

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-40779?: CVE-2026-40779 is a high-severity vulnerability in Yannick Lefebvre Link Library, classified under Path Traversal. CVSS score: 7.7/10. Published 2026-06-15.
How severe is CVE-2026-40779?: High severity. CVSS v3 base score is 7.7 out of 10.