What is CVE-2025-40638?

CVE-2025-40638 is a medium-severity vulnerability in Eventobot, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-09.

How severe is CVE-2025-40638?

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

XSS in Eventobot

CVE-2025-40638

A reflected Cross-Site Scripting (XSS) vulnerability has been found in Eventobot. This vulnerability allows an attacker to execute JavaScript code in the victim's browser by sending him/her a malicious URL using the 'name' parameter in '/search-results'. This vulnerability can be exploited to steal sensitive user data, such as session cookies, or to perform actions on behalf of the user.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (10.7th percentile) — read the EPSS interpretation.

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.

Affected products

Eventobot — versions all versions
Sbitsoft Eventobot

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve-coordination@incibe.es (Third Party Advisory, patch)

Frequently asked questions

What is CVE-2025-40638?: CVE-2025-40638 is a medium-severity vulnerability in Eventobot, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-03-09.
How severe is CVE-2025-40638?: Medium severity. CVSS v3 base score is 6.1 out of 10.