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CVE-2023-34239

26
FAUCET Score

CVE-2023-34239 is a critical vulnerability affecting the Gradio open-source Python library, used for machine learning and data science applications. It stems from insufficient path filtering and improper URL proxy restrictions, allowing unauthorized file access and potentially arbitrary URL proxying. With a CVSS score of 9.1 (CRITICAL), this vulnerability is remotely exploitable with low attack complexity, leading to high confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage. Users are strongly advised to upgrade to Gradio version 3.34.0 or later, as no workarounds exist.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.34.0CPE matchmatch criteria
cpe:2.3:a:gradio_project:gradio:*:*:*:*:*:python:*:*

CVSS Data

CVSS version used by this source: 3.1

7.3HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.65%
Probability of exploitation in next 30 days
EPSS Percentile
47.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0065 is in the 29th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: gradioFixed in: 3.34.0

Vendor Advisories (1)

pipGHSA-3qqg-pgqq-3695medium

Gradio vulnerable to arbitrary file read and proxying of arbitrary URLs

Jun 9, 2023

References

github.com / gradio-app/gradio/pull/4370
Patch
github.com / gradio-app/gradio/pull/4406
Patch
github.com / gradio-app/gradio/security/advisories/GHSA-3qqg-pgqq-3695
Vendor Advisory