Is CVE-2023-5223 in the CISA KEV catalog?

No. CVE-2023-5223 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-5223?

CVE-2023-5223 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2023-5223?

CVE-2023-5223 has an EPSS score of 0.89% (55th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2023-5223?

No published fix for CVE-2023-5223 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2023-5223

MEDIUM

6.3

CVSS v3

NVD

Description

A vulnerability, which was classified as critical, has been found in HimitZH HOJ up to 4.6-9a65e3f. This issue affects some unknown processing of the component Topic Handler. The manipulation leads to sandbox issue. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-240365 was assigned to this vulnerability.

CWE-265

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.89%probability of exploitation in 30 days

55thpercentile

Moderate risk: more likely to be exploited than 55% of all known CVEs.

References

Exploit1

github.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-265 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-1889	Critical	10.0	4.8%	-	Fix
CVE-2023-26122	High	8.8	2.1%	-	-
CVE-2025-5321	Medium	6.3	0.5%	-	-
CVE-2026-9368	High	7.3	0.4%	-	-
CVE-2026-6878	Medium	5.6	0.3%	-	-
CVE-2026-6224	High	7.3	0.3%	-	-

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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 2024-11-21.