What is CVE-2025-45662?

CVE-2025-45662 is a medium-severity vulnerability in Nnproject Mpgram Web, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-07-10.

How severe is CVE-2025-45662?

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

XSS in Nnproject Mpgram Web

CVE-2025-45662

A cross-site scripting (XSS) vulnerability in the component /master/login.php of mpgram-web commit 94baadb allows attackers to execute arbitrary Javascript in the context of a user's browser via a crafted payload.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2025-07-10 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.002 (13.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Nnproject Mpgram Web — versions 2025-04-09

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/shinovon/mpgram-web (Product)
mp.nnchan.ru/login.php (Product)
github.com/J4cky1028/vulnerability-research/tree/main/CVE-2025-45662 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-45662?: CVE-2025-45662 is a medium-severity vulnerability in Nnproject Mpgram Web, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-07-10.
How severe is CVE-2025-45662?: Medium severity. CVSS v3 base score is 6.1 out of 10.