CVE-2026-121570 Details
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Chill RSVP and Event Management rsvp allows Stored XSS.This issue affects RSVP and Event Management: from n/a through 2.7.17.
A stored cross-site scripting vulnerability has been identified in the WP Chill RSVP and Event Management plugin, affecting versions through 2.7.17. This issue arises from improper input neutralization during web page generation, allowing attackers to inject malicious scripts that are executed when the page is viewed.
Users are advised to update the WP Chill RSVP and Event Management plugin to version 2.7.18 or later. Patchstack has also issued a mitigation rule to block attacks until the plugin is updated.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Nov 9, 2026CISA-ADP
Assessed Nov 9, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| WP Chill RSVP and Event Management | <= 2.7.17 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 9, 2026 | CVE Modified | CISA-ADP |
| Nov 9, 2026 | New CVE Received | [email protected] |