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Package details: pkg:pypi/numpy@1.16.5
purl pkg:pypi/numpy@1.16.5
Next non-vulnerable version 1.19
Latest non-vulnerable version 1.22
Risk 4.0
Vulnerabilities affecting this package (4)
Vulnerability Summary Fixed by
VCID-86w7-qcmk-xyca
Aliases:
CVE-2021-41495
GHSA-5545-2q6w-2gh6
PYSEC-2021-856
Null Pointer Dereference vulnerability exists in numpy.sort in NumPy &lt and 1.19 in the PyArray_DescrNew function due to missing return-value validation, which allows attackers to conduct DoS attacks by repetitively creating sort arrays.
1.19
Affected by 0 other vulnerabilities.
1.19.0
Affected by 3 other vulnerabilities.
1.19.1
Affected by 2 other vulnerabilities.
VCID-s2ft-3gq2-tfgv
Aliases:
CVE-2021-33430
GHSA-6p56-wp2h-9hxr
PYSEC-2021-854
A Buffer Overflow vulnerability exists in NumPy 1.9.x in the PyArray_NewFromDescr_int function of ctors.c when specifying arrays of large dimensions (over 32) from Python code, which could let a malicious user cause a Denial of Service.
1.21
Affected by 0 other vulnerabilities.
1.21.0
Affected by 1 other vulnerability.
VCID-trpn-8hvc-5qd8
Aliases:
CVE-2021-34141
GHSA-fpfv-jqm9-f5jm
PYSEC-2021-855
Incomplete string comparison in the numpy.core component in NumPy1.9.x, which allows attackers to fail the APIs via constructing specific string objects.
1.22.0
Affected by 0 other vulnerabilities.
1.22
Affected by 0 other vulnerabilities.
VCID-xmpe-ucks-uubr
Aliases:
CVE-2021-41496
GHSA-f7c7-j99h-c22f
PYSEC-2021-857
Buffer overflow in the array_from_pyobj function of fortranobject.c in NumPy < 1.19, which allows attackers to conduct a Denial of Service attacks by carefully constructing an array with negative values.
1.19
Affected by 0 other vulnerabilities.
1.19.0
Affected by 3 other vulnerabilities.
Vulnerabilities fixed by this package (0)
Vulnerability Summary Aliases
This package is not known to fix vulnerabilities.

Date Actor Action Vulnerability Source VulnerableCode Version
2026-06-05T17:01:24.853976+00:00 PyPI Importer Affected by VCID-xmpe-ucks-uubr https://osv-vulnerabilities.storage.googleapis.com/PyPI/all.zip 38.6.0
2026-06-05T17:01:24.687798+00:00 PyPI Importer Affected by VCID-86w7-qcmk-xyca https://osv-vulnerabilities.storage.googleapis.com/PyPI/all.zip 38.6.0
2026-06-05T16:37:55.887346+00:00 GHSA Importer Affected by VCID-xmpe-ucks-uubr https://github.com/advisories/GHSA-f7c7-j99h-c22f 38.6.0
2026-06-05T16:37:55.295785+00:00 GHSA Importer Affected by VCID-86w7-qcmk-xyca https://github.com/advisories/GHSA-5545-2q6w-2gh6 38.6.0
2026-06-05T16:37:14.599526+00:00 GHSA Importer Affected by VCID-s2ft-3gq2-tfgv https://github.com/advisories/GHSA-6p56-wp2h-9hxr 38.6.0
2026-06-05T16:36:56.567603+00:00 GHSA Importer Affected by VCID-trpn-8hvc-5qd8 https://github.com/advisories/GHSA-fpfv-jqm9-f5jm 38.6.0
2026-06-02T04:16:14.010462+00:00 Pypa Importer Affected by VCID-86w7-qcmk-xyca https://github.com/pypa/advisory-database/blob/main/vulns/numpy/PYSEC-2021-856.yaml 38.6.0
2026-06-02T04:16:13.619827+00:00 Pypa Importer Affected by VCID-xmpe-ucks-uubr https://github.com/pypa/advisory-database/blob/main/vulns/numpy/PYSEC-2021-857.yaml 38.6.0