Path Traversal in Gilbertchen Duplicacy
CVE-2026-82264
Duplicacy through 3.2.5 contains a path traversal vulnerability in the restore function that fails to validate entry paths deserialized from snapshot files. Attackers can craft malicious snapshot entries with directory traversal sequences to write files outside the restore directory to arbitrary locations accessible by the restoring user.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (52.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.007 · change: +0.002
Affected products
Weakness classification (CWE)
References
- github.com/gilbertchen/duplicacy/issues/692 (issue-tracking)
- github.com/gilbertchen/duplicacy (product)
- github.com/gilbertchen/duplicacy/blob/54f97522bff9df8be6797873203310ccbf5a5b00/… (technical-description)
- github.com/gilbertchen/duplicacy/blob/54f97522bff9df8be6797873203310ccbf5a5b00/… (technical-description)
- www.vulncheck.com/advisories/duplicacy-path-traversal-during-restore-via-unsani… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-82264?
- CVE-2026-82264 is a medium-severity vulnerability in Gilbertchen Duplicacy, classified under Path Traversal. CVSS score: 6.8/10. Published 2026-08-28.
- How severe is CVE-2026-82264?
- Medium severity. CVSS v3 base score is 6.8 out of 10.