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CVE-2023-38337

22
FAUCET Score

CVE-2023-38337 is a directory traversal vulnerability affecting rswag_project rswag versions prior to 2.10.1. This flaw allows remote attackers to read arbitrary JSON and YAML files by exploiting rswag-api's ability to expose files outside of the intended OpenAPI specification. The vulnerability carries a CVSS score of 7.5 (HIGH), indicating a critical severity. It is easily exploitable over the network with low complexity and no user interaction, potentially leading to unauthorized disclosure of sensitive information. Currently, there is no evidence of active exploitation, nor are there publicly available exploit modules or proof-of-concept code. The vulnerability has received minimal community discussion and media coverage, suggesting a low current profile.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.10.1CPE matchmatch criteria
cpe:2.3:a:rswag_project:rswag:*:*:*:*:*:*:*:*

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
1.27%
Probability of exploitation in next 30 days
EPSS Percentile
66.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0127 is in the 46th percentile among its peer group of 51,506 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)

github_advisorypatch availablevia nvd_reference
View patch
rubygemspatch availablevia ghsa
Product: rswagFixed in: 2.10.1

Vendor Advisories (1)

rubygemsGHSA-vc79-65pr-q82vhigh

rswag vulnerable to arbitrary JSON and YAML file read via directory traversal

Jul 15, 2023

References

github.com / rswag/rswag/compare/2.9.0...2.10.1
Patch
github.com / rswag/rswag/issues/653
Issue TrackingPatch