What is CVE-2023-25402?

CVE-2023-25402 is a high-severity vulnerability in Yf-Exam Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.5/10. Published 2023-03-03.

How severe is CVE-2023-25402?

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

Arbitrary file upload in Yf-Exam Project

CVE-2023-25402

CleverStupidDog yf-exam 1.8.0 is vulnerable to File Upload. There is no restriction on the suffix of the uploaded file, resulting in any file upload.

Vulnerability class: Unrestricted File Upload

Published 2023-03-03 · 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:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.006 (46.3th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.3% 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

Yf-Exam Project — versions 1.8.0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

github.com/CleverStupidDog/yf-exam/issues/1 (Exploit, Third Party Advisory, Issue Tracking)
github.com/Fw-fW-fw/UPDATE-CVE/blob/main/CVE-2023-25402 (Third Party Advisory)

Frequently asked questions

What is CVE-2023-25402?: CVE-2023-25402 is a high-severity vulnerability in Yf-Exam Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.5/10. Published 2023-03-03.
How severe is CVE-2023-25402?: High severity. CVSS v3 base score is 7.5 out of 10.