Auth bypass in Moshensky Cf7 Spreadsheets

CVE-2025-31603

Missing Authorization vulnerability in moshensky CF7 Spreadsheets cf7-spreadsheets allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects CF7 Spreadsheets: from n/a through <= 2.3.2.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.003 (15.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-31603: held from 0.003 to 0.003.

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

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-31603?
CVE-2025-31603 is a medium-severity vulnerability in Moshensky Cf7 Spreadsheets, classified under Missing Authorization. CVSS score: 5.4/10. Published 2025-03-31.
How severe is CVE-2025-31603?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2025-31603 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.