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)

Published · last modified .

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 (9.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.4% 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-2025-40638: held from 0.002 to 0.002.

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

Affected products

Weakness classification (CWE)

References

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.