Low 3.1Published Jun 2, 2026

CVE-2026-10705dask HLL hyperloglog.py nunique_approx resource consumption

Updated under an hour ago (Oct 26, 2026, 9:00 AM ET)

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It affects n/a dask. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for n/a dask

Exploited in the last 30 days

A flaw has been found in dask up to 3.0. Affected by this issue is the function nunique_approx of the file dask/dataframe/hyperloglog.py of the component HLL Handler. This manipulation causes resource consumption. The attack is possible to be carried out remotely. A high degree of complexity is needed for the attack. The exploitation is known to be difficult. The pull request to fix this issue awaits acceptance.

CVSS: 3.1 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:X/RC:R
Weakness (CWE): CWE-400, CWE-404
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Jun 3, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

n/a dask dask:dask	3.0	CNA record

References

https://vuldb.com/vuln/368018vdb-entry, technical-description
https://vuldb.com/vuln/368018/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-10705third-party-advisory
https://vuldb.com/submit/831411third-party-advisory
https://github.com/dask/dask/issues/12403issue-tracking
https://github.com/dask/dask/pull/12401issue-tracking, patch
https://github.com/dask/dask/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.