Is CVE-2019-9948 being actively exploited?

CVE-2019-9948 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2019-9948?

CVE-2019-9948 has a CVSS 3.1 base score of 9.1 (CRITICAL).

CVE-2019-9948

CRITICAL · CVSS 9.1EPSS 11.8%EU EUVD

urllib in Python 2.x through 2.7.16 supports the local_file: scheme, which makes it easier for remote attackers to bypass protection mechanisms that blacklist file: URIs, as demonstrated by triggering a urllib.urlopen('local_file:///etc/passwd') call.

Key facts

CVSS score: 9.1 (v3.1)
Severity: CRITICAL
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE): CWE-22
EPSS score: 11.8% (96th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2019-19302)
Published: March 23, 2019
NVD last modified: October 14, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2019-19302 in the EU Vulnerability Database. Last updated in EUVD on October 14, 2026.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
debian / debian linux
debian / debian linux
fedoraproject / fedora
fedoraproject / fedora
opensuse / leap
opensuse / leap
python / python
redhat / enterprise linux desktop
redhat / enterprise linux desktop
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux eus
redhat / enterprise linux server
redhat / enterprise linux server
redhat / enterprise linux server eus
redhat / enterprise linux tus
redhat / enterprise linux tus
redhat / enterprise linux tus
redhat / enterprise linux workstation
redhat / enterprise linux workstation

Certified products that may be affected

3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

Red Hat Enterprise Linux 8.6 - Red Hat, Inc. - Common Criteria CCEVS-VR-VID-11309-2024 - archived
Red Hat Enterprise Linux 8.2 - Red Hat, Inc. - Common Criteria CCEVS-VR-11202-2022 - archived
Red Hat Enterprise Linux 8.1 - Red Hat, Inc. - Common Criteria CCEVS-VR-VID-11107-2021 - archived

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00092.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00050.html(Mailing List, Third Party Advisory)
http://packetstormsecurity.com/files/154927/Slackware-Security-Advisory-python-Updates.html(Third Party Advisory, VDB Entry)
http://www.securityfocus.com/bid/107549(Third Party Advisory, VDB Entry)
https://access.redhat.com/errata/RHSA-2019:1700(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:2030(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:3335(Third Party Advisory)
https://access.redhat.com/errata/RHSA-2019:3520(Third Party Advisory)
https://bugs.python.org/issue35907(Exploit, Issue Tracking, Vendor Advisory)
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://github.com/python/cpython/pull/11842(Patch, Third Party Advisory)
https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E
https://lists.debian.org/debian-lts-announce/2019/06/msg00022.html(Mailing List, Third Party Advisory)
https://lists.debian.org/debian-lts-announce/2019/07/msg00011.html(Mailing List, Third Party Advisory)
https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html(Mailing List, Third Party Advisory)
https://lists.debian.org/debian-lts-announce/2020/08/msg00034.html(Mailing List, Third Party Advisory)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQEQLXLOCR3SNM3AA5RRYJFQ5AZBYJ4L/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KRYFIMISZ47NTAU3XWZUOFB7CYL62KES/
https://seclists.org/bugtraq/2019/Oct/29(Mailing List, Third Party Advisory)
https://security.gentoo.org/glsa/202003-26(Third Party Advisory)
https://security.netapp.com/advisory/ntap-20190404-0004/(Third Party Advisory)
https://usn.ubuntu.com/4127-1/(Third Party Advisory)
https://usn.ubuntu.com/4127-2/(Third Party Advisory)

Last updated October 15, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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