Is CVE-2014-8991 in the CISA KEV catalog?

No. CVE-2014-8991 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-8991?

CVE-2014-8991 has a CVSS v2 base score of 2.1 (LOW).

What is the EPSS score for CVE-2014-8991?

CVE-2014-8991 has an EPSS score of 0.39% (31th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-8991?

Upgrade python-pip on debian 11 to 1.5.6-4 or later.

CVE & CISA-KEV Catalog

CVE-2014-8991

LOW

2.1

CVSS v2

NVD

Description

pip 1.3 through 1.5.6 allows local users to cause a denial of service (prevention of package installation) by creating a /tmp/pip-build-* file for another user.

How to fix

Remediation Available

python-pipDebian

Fixed in:1.5.6-4CVE-2014-8991

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.39%probability of exploitation in 30 days

31stpercentile

Low risk: more likely to be exploited than 31% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory5

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.