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CVE-2026-10705

dask HLL hyperloglog.py nunique_approx resource consumption

Published: Jun 3, 2026Updated: Jun 3, 2026 Sources: CVE List NVD
NVD MITRE
3.1CVSS
LOW

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.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:UC:NI:NA:L
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:LAvailability
Low

Weaknesses

CWE-400CWE-404

Affected Products

dask
n/a

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://github.com/dask/dask/
github.com
https://github.com/dask/dask/issues/12403
github.com
https://github.com/dask/dask/pull/12401
github.com
and 4 more references View all →

Timeline

Published
Jun 3, 2026
Last Updated
Jun 3, 2026

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