CVE-2023-4158

FAUCET Score

CVE-2023-4158 is a stored Cross-site Scripting (XSS) vulnerability affecting Omeka S versions prior to 4.0.3. With a CVSS score of 5.4 (MEDIUM), this vulnerability allows an authenticated attacker to inject malicious scripts, potentially leading to limited impact on confidentiality and integrity. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 4.0.3CPE matchmatch criteria	cpe:2.3:a:omeka:omeka_s::::::::

CVSS Data

CVSS version used by this source: 3.0

6.4MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

LOW

Exploitability Score

1.6

Impact Score

4.7

CvssVersion

3.0

Exploit Intelligence

EPSS Score

0.40%

Probability of exploitation in next 30 days

EPSS Percentile

32.9%

Percentile rank of EPSS score among Peer Group

As of 2026-07-26

Model: v2026.06.15

This CVE's current EPSS score of 0.0040 is in the 49th percentile among its peer group of 15,224 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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/2a7fb26452167c8a1d95f207ae5328c6b1b0fcf8

Patch

huntr.dev / bounties/e0e462ae-d7cb-4a84-b6fe-5f5de20e3d15

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