What is CVE-2023-36347?

CVE-2023-36347 is a high-severity vulnerability in Codekop, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-06-30.

How severe is CVE-2023-36347?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-36347 known to be exploited?

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

Auth bypass in Codekop

CVE-2023-36347

A broken authentication mechanism in the endpoint excel.php of POS Codekop v2.0 allows unauthenticated attackers to download selling data.

Vulnerability class: Broken Authentication

Published 2023-06-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.341 (98.4th percentile), scored 2026-10-07.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.341 · newest: 0.341 · change: 0.000

Affected products

Codekop — versions 2.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

References

www.youtube.com/watch (Exploit)
yuyudhn.github.io/pos-codekop-vulnerability/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-36347?: CVE-2023-36347 is a high-severity vulnerability in Codekop, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-06-30.
How severe is CVE-2023-36347?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-36347 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.