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CVE-2023-45821

19
FAUCET Score

CVE-2023-45821 is a medium-severity vulnerability in Artifact Hub, a web-based application for managing CNCF project packages. An incorrect domain suffix check for "docker.io" allowed an attacker to potentially hijack Docker Hub credentials by registering a similarly named domain and deploying a fake OCI registry. This could lead to unauthorized access to publicly available content, with a CVSS score of 6.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L). There is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability. Users are advised to upgrade to Artifact Hub version 1.16.0 to mitigate this risk.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.16.0CPE matchmatch criteria
cpe:2.3:a:artifacthub:hub:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
10.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0021 is in the 9th percentile among its peer group of 21,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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 (1)

gopatch availablevia ghsa
Product: github.com/artifacthub/hubFixed in: 1.16.0

Vendor Advisories (1)

goGHSA-g6pq-x539-7w4jmedium

Artifact Hub has Incorrect Docker Hub registry check

Oct 19, 2023

References

artifacthub.io / packages/helm/artifact-hub/artifact-hub
Product
github.com / artifacthub/hub/security/advisories/GHSA-g6pq-x539-7w4j
Third Party Advisory