How severe is CVE-2023-25399?

CVE-2023-25399 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2023-25399 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-25399?

CVE-2023-25399 affects Scipy. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-25399?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-25399 published?

CVE-2023-25399 was published on 2023-07-05 and last updated on 2026-06-17.

CVE-2023-25399

CVE-2023-25399 is a medium-severity vulnerability in Scipy with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-401.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Scipy
Published: 2023-07-05
Last modified: 2026-06-17

Description

A refcounting issue which leads to potential memory leak was discovered in scipy commit 8627df31ab in Py_FindObjects() function. Note: This is disputed as a bug and not a vulnerability. SciPy is not designed to be exposed to untrusted users or data directly.

Frequently asked questions

What is CVE-2023-25399?: A refcounting issue which leads to potential memory leak was discovered in scipy commit 8627df31ab in Py_FindObjects() function. Note: This is disputed as a bug and not a vulnerability. SciPy is not designed to be exposed to untrusted users or data directly.
How severe is CVE-2023-25399?: CVE-2023-25399 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2023-25399 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-25399?: CVE-2023-25399 affects Scipy. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-25399?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-25399 published?: CVE-2023-25399 was published on 2023-07-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:scipy:scipy:*:*:*:*:*:*:*:*

More vulnerabilities in Scipy

CVE-2023-29824 — Critical (CVSS 9.8): A use-after-free issue was discovered in Py_FindObjects() function in SciPy versions prior to 1.8.0. NOTE: the vendor…
CVE-2013-4251 — High (CVSS 7.8): The scipy.weave component in SciPy before 0.12.1 creates insecure temporary directories.

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