What is CVE-2026-65010?

CVE-2026-65010 is a medium-severity vulnerability in Huggingface Datasets, classified under UNIX Symbolic Link (Symlink) Following. CVSS score: 6.6/10. Published 2026-07-23.

How severe is CVE-2026-65010?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Vulnerability in Huggingface Datasets

CVE-2026-65010

Datasets through 5.00, fixed in commit ad2d853, contains a symlink-following vulnerability in Extractor.extract() that allows local attackers to write arbitrary files by pre-planting symlinks at predictable output paths. Attackers can redirect archive extraction to arbitrary filesystem locations in shared-cache environments, enabling overwrite of sensitive files and potential privilege escalation or code execution.

Published 2026-07-23 · last modified 2026-07-23.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (6.4th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Huggingface Datasets — versions 0, ad2d853ae2ce41d8068c23b44c2e29004312ccee

Weakness classification (CWE)

CWE-61 — UNIX Symbolic Link (Symlink) Following

References

Researcher Disclosure (issue-tracking, technical-description, exploit)
Pull Request (issue-tracking, patch)
Patch Commit (patch)
www.vulncheck.com/advisories/datasets-symlink-following-arbitrary-file-write-vi… (third-party-advisory)

Frequently asked questions

What is CVE-2026-65010?: CVE-2026-65010 is a medium-severity vulnerability in Huggingface Datasets, classified under UNIX Symbolic Link (Symlink) Following. CVSS score: 6.6/10. Published 2026-07-23.
How severe is CVE-2026-65010?: Medium severity. CVSS v3 base score is 6.6 out of 10.