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CVE-2026-10705

dask HLL hyperloglog.py nunique_approx resource consumption

LOW
3.1
CVSS Score
Published: June 3, 2026 at 01:15 AM UTC
Updated: July 22, 2026 at 07:24 PM UTC
1 product affected across 1 vendorDask

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Severity
LOW3.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (7)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/368018
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/368018/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-10705
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/831411
Issue Tracking
Source: cverecord
https://github.com/dask/dask/issues/12403
Issue TrackingPatch
Source: cverecord
https://github.com/dask/dask/pull/12401
Product
Source: cverecord
https://github.com/dask/dask/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

3.1LOWVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-400CWE-404

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