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.
https://vuldb.com/vuln/368018/cti
https://vuldb.com/submit/831411
https://vuldb.com/cve/CVE-2026-10705
https://github.com/dask/dask/pull/12401
Published: 2026-06-03
Updated: 2026-06-03
Base Score: 2.1
Vector: CVSS2#AV:N/AC:H/Au:S/C:N/I:N/A:P
Severity: Low
Base Score: 3.1
Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
Severity: Low
Base Score: 2.3
Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Severity: Low
EPSS: 0.00046