What is CVE-2023-3445?

CVE-2023-3445 is a medium-severity vulnerability in Denkgroot Spina, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-06-28.

How severe is CVE-2023-3445?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Denkgroot Spina

CVE-2023-3445

Cross-site Scripting (XSS) - Stored in GitHub repository spinacms/spina prior to 2.15.1.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-06-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.006 (45.1th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Denkgroot Spina
Spinacms Spinacms/spina — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

huntr.dev/bounties/18a74a9d-4a2d-4bf8-ae62-56a909427070 (Exploit, Third Party Advisory)
github.com/spinacms/spina/commit/9adfe7b4807b3cc10dbb7351a26cc32f5d8c14a3 (Patch)

Frequently asked questions

What is CVE-2023-3445?: CVE-2023-3445 is a medium-severity vulnerability in Denkgroot Spina, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-06-28.
How severe is CVE-2023-3445?: Medium severity. CVSS v3 base score is 4.8 out of 10.