Is CVE-2023-5793 in the CISA KEV catalog?

No. CVE-2023-5793 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-5793?

CVE-2023-5793 has a CVSS v3 base score of 3.5 (LOW).

What is the EPSS score for CVE-2023-5793?

CVE-2023-5793 has an EPSS score of 0.43% (35th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-5793?

Upgrade fluisity to 2023-10-24 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2023-5793

LOW

3.5

CVSS v3

NVD

Description

A vulnerability was found in flusity CMS and classified as problematic. This issue affects the function loadCustomBlocCreateForm of the file /core/tools/customblock.php of the component Dashboard. The manipulation of the argument customblock_place leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The patch is named 81252bc764e1de2422e79e36194bba1289e7a0a5. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-243599.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

fluisityNVD

Affected:< 2023-10-24Fixed in:2023-10-24CVE-2023-5793derived from NVD

flusityNVD

Affected:< 2023-10-24Fixed in:2023-10-24CVE-2023-5793derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.43%probability of exploitation in 30 days

35thpercentile

Low risk: more likely to be exploited than 35% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

Embed a live status badge for CVE-2023-5793

Markdown

[![CVE-2023-5793](https://tridentstack.com/cve/badge/CVE-2023-5793.svg)](https://tridentstack.com/cve/CVE-2023-5793)

HTML

<a href="https://tridentstack.com/cve/CVE-2023-5793"><img src="https://tridentstack.com/cve/badge/CVE-2023-5793.svg" alt="CVE-2023-5793"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-01-29.