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CVE-2023-40587

17
FAUCET Score

CVE-2023-40587 is a path traversal vulnerability affecting Pyramid web framework versions 2.0.0 and 2.0.1, specifically when used with Python 3.11 and a static view configured with a full filesystem path. This vulnerability could allow the disclosure of an index.html file located one directory above the static view's path. Rated as Medium severity (CVSS 5.3), it has a low attack complexity and requires no user interaction, but its impact is limited to information disclosure (CWE-22). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.0, < 2.0.2CPE matchmatch criteria
cpe:2.3:a:agendaless:pyramid:*:*:*:*:*:python:*:*
38CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
39CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.63%
Probability of exploitation in next 30 days
EPSS Percentile
46.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0063 is in the 29th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: pyramidFixed in: 2.0.2

Vendor Advisories (1)

pipGHSA-j8g2-6fc7-q8f8medium

Pyramid static view path traversal up one directory

Aug 25, 2023

References

github.com / Pylons/pyramid/commit/347d7750da6f45c7436dd0c31468885cc9343c85
Patch
github.com / Pylons/pyramid/security/advisories/GHSA-j8g2-6fc7-q8f8
PatchVendor Advisory
github.com / python/cpython/issues/106242
Issue TrackingThird Party Advisory
github.com / python/cpython/pull/106816
Patch
lists.fedoraproject.org / archives/list/[email protected]/message/LYSDTQ7NP5GHPQ7HBE47MBJQK7YEIYMF
Mailing List
lists.fedoraproject.org / archives/list/[email protected]/message/OQIPHQTM3XE5NIEXCTQFV2J2RK2YUSMT
Mailing List