CVE-2026-87761 Details
Description
The Adwised Web Push Notification WordPress plugin through 2.5.7 does not perform any capability or nonce check before allowing an authenticated user to overwrite its site-wide configuration, and does not escape those configuration values before printing them inside an inline script block on every front-end page, allowing any authenticated user, such as a subscriber, to perform Stored Cross-Site Scripting attacks against every visitor, including administrators.
A stored cross-site scripting vulnerability has been identified in the Adwised Web Push Notification WordPress plugin, affecting versions through 2.5.7. The issue arises because the plugin fails to implement proper capability or nonce checks, allowing authenticated users to overwrite site-wide configurations. Furthermore, the plugin does not sanitize these configuration values before displaying them in an inline script block on every front-end page. This oversight enables any authenticated user, including subscribers, to execute stored cross-site scripting attacks against all visitors, including administrators.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 11, 2026CISA-ADP
Assessed Oct 11, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://wpscan.com/vulnerability/862d0ae8-eb6a-4a39-a941-597892c40eb0/ | [email protected] | AdvisoryExploitPartial Content |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| Adwised Web Push Notification | <= 2.5.7 (semver) |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 11, 2026 | CVE Modified | CISA-ADP |
| Oct 11, 2026 | New CVE Received | [email protected] |
Volerion