What is CVE-2023-51246?

CVE-2023-51246 is a medium-severity vulnerability in Get-Simple Getsimplecms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-01-08.

How severe is CVE-2023-51246?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2023-51246 known to be exploited?

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

XSS in Get-Simple Getsimplecms

CVE-2023-51246

A Cross Site Scripting (XSS) vulnerability in GetSimple CMS 3.3.16 exists when using Source Code Mode as a backend user to add articles via the /admin/edit.php page.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-01-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (23.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 23.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Get-Simple Getsimplecms — versions 3.3.16

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

github.com/NING0121/CVE/issues/1 (Broken Link)
gist.github.com/NING0121/25498c5326c2590423b26ace38d2cf39 (Third Party Advisory)

Frequently asked questions

What is CVE-2023-51246?: CVE-2023-51246 is a medium-severity vulnerability in Get-Simple Getsimplecms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2024-01-08.
How severe is CVE-2023-51246?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-51246 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.