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Medium 5.3Published Dec 17, 2021

CVE-2021-34141An incomplete string comparison in the numpy.core component in NumPy before 1.22.0 allows attackers to trigger slightly incorrect copying by constructing specific string objects.

Updated under an hour ago ()

Does this affect you?

It affects numpy and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

An incomplete string comparison in the numpy.core component in NumPy before 1.22.0 allows attackers to trigger slightly incorrect copying by constructing specific string objects. NOTE: the vendor states that this reported code behavior is "completely harmless."

CVSS
5.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness (CWE)
Not given
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
mitre
NVD analysis
Modified
Record last updated
Oct 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
numpy numpy
numpy:numpy
before 1.22.0
NVD
oracle communications_cloud_native_core_policy
oracle:communications_cloud_native_core_policy
22.1.3
NVD

References

  • x-refsource-misc
  • x-refsource-misc

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.

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