Is CVE-2023-39002 in the CISA KEV catalog?

No. CVE-2023-39002 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-39002?

CVE-2023-39002 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2023-39002?

CVE-2023-39002 has an EPSS score of 1.16% (63th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-39002?

Upgrade opnsense to 23.7 or later.

CVE & CISA-KEV Catalog

CVE-2023-39002

MEDIUM

6.1

CVSS v3

NVD

Description

A cross-site scripting (XSS) vulnerability in the act parameter of system_certmanager.php in OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

opnsenseNVD

Affected:< 23.7Fixed in:23.7CVE-2023-39002derived 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 RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.16%probability of exploitation in 30 days

63rdpercentile

Moderate risk: more likely to be exploited than 63% of all known CVEs.

References

Patch1

github.com

Exploit1

logicaltrust.net

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-2023-39002

Markdown

[![CVE-2023-39002](https://tridentstack.com/cve/badge/CVE-2023-39002.svg)](https://tridentstack.com/cve/CVE-2023-39002)

HTML

<a href="https://tridentstack.com/cve/CVE-2023-39002"><img src="https://tridentstack.com/cve/badge/CVE-2023-39002.svg" alt="CVE-2023-39002"></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 2024-11-21.