What is CVE-2023-39002?

CVE-2023-39002 is a medium-severity vulnerability in Opnsense, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-08-09.

How severe is CVE-2023-39002?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2023-39002 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Opnsense

CVE-2023-39002

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.012 (64.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Opnsense
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

cve@mitre.org (Patch)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-39002?: CVE-2023-39002 is a medium-severity vulnerability in Opnsense, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-08-09.
How severe is CVE-2023-39002?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-39002 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.