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CVE-2023-4560

19
FAUCET Score

CVE-2023-4560 is an Improper Authorization vulnerability affecting Omeka S prior to version 4.0.4, where sensitive information within an index could be accessed without proper authentication. Rated 6.5 Medium, this vulnerability allows a low-privileged attacker to remotely access confidential data with low complexity, but does not impact integrity or availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.0.4CPE matchmatch criteria
cpe:2.3:a:omeka:omeka_s:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.59%
Probability of exploitation in next 30 days
EPSS Percentile
44.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0059 is in the 55th percentile among its peer group of 21,951 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)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / omeka/omeka-s/commit/b3d8871f22e50ff96a7070fd0be18a0df7b6cbe7
Patch
huntr.dev / bounties/86f06e28-ed8d-4f96-b4ad-e47f2fe94ba6
ExploitPatchThird Party Advisory