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CVE-2019-13404

25
FAUCET Score

CVE-2019-13404 describes a vulnerability in the MSI installer for Python 2.7.x (and older 3.x releases) on Windows, where the default installation path of C:\Python27 can facilitate local users deploying Trojan horse code. This vulnerability carries a CVSS v3 score of 7.8 (High), indicating that an attacker with local access and user interaction could achieve high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE. The vendor's stance is that users are responsible for securing the default directory or choosing an alternative.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.7.16CPE matchmatch criteria
cpe:2.3:a:python:python:*:*:*:*:*:*:*:*
>= 3.0.0, < 3.5.0CPE matchmatch criteria
cpe:2.3:a:python:python:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.26%
Probability of exploitation in next 30 days
EPSS Percentile
66.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0126 is in the 64th percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.python.org / 2/faq/windows.html
Vendor Advisory