SQL Injection in Frappe

CVE-2026-31877

Frappe is a full-stack web application framework. Prior to 15.84.0 and 14.99.0, a specially crafted request made to a certain endpoint could result in SQL injection, allowing an attacker to extract information they wouldn't otherwise be able to. This vulnerability is fixed in 15.84.0 and 14.99.0.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (38.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.0% 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-2026-31877: held from 0.003 to 0.005.

EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002

Affected products

  • Frappe — versions >= 15.0.0, < 15.84.0, < 14.99.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-31877?
CVE-2026-31877 is a critical-severity vulnerability in Frappe, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-03-11.
How severe is CVE-2026-31877?
Critical severity. CVSS v3 base score is 9.8 out of 10.