RCE in Bitto.kazi Custom Login And Signup Widget

CVE-2025-49029

Improper Control of Generation of Code ('Code Injection') vulnerability in bitto.kazi Custom Login And Signup Widget custom-login-and-signup-widget allows Code Injection.This issue affects Custom Login And Signup Widget: from n/a through <= 1.0.

Vulnerability class: RCE (Remote Code Execution)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.023 (82.8th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.8% 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-2025-49029: held from 0.022 to 0.023.

EPSS over last 30 days · oldest: 0.022 · newest: 0.023 · change: +0.001

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-49029?
CVE-2025-49029 is a critical-severity vulnerability in Bitto.kazi Custom Login And Signup Widget, classified under Code Injection. CVSS score: 9.1/10. Published 2025-07-01.
How severe is CVE-2025-49029?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2025-49029 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.