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CVE-2023-29159

23
FAUCET Score

CVE-2023-29159 is a directory traversal vulnerability affecting Starlette versions 0.13.5 through 0.26.x. This flaw allows an unauthenticated remote attacker to view arbitrary files on a web service built with Starlette. With a CVSS score of 7.5 (HIGH), it presents a significant risk of unauthorized information disclosure due to its low attack complexity and lack of required privileges. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.13.5, < 0.27.0CPE matchmatch criteria
cpe:2.3:a:encode:starlette:*:*:*:*:*:python:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.05%
Probability of exploitation in next 30 days
EPSS Percentile
79.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0205 is in the 63rd percentile among its peer group of 51,485 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

pippatch availablevia ghsa
Product: starletteFixed in: 0.27.0
github_advisoryvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

pipGHSA-v5gw-mw7f-84pxmedium

Starlette has Path Traversal vulnerability in StaticFiles

May 17, 2023

References

github.com / encode/starlette/releases/tag/0.27.0
Release Notes
github.com / encode/starlette/security/advisories/GHSA-v5gw-mw7f-84px
ExploitVendor Advisory
jvn.jp / en/jp/JVN95981715
Third Party Advisory