Vulnerability · Published Oct 14, 2026 · Assigned by WPScan
CVE-2026-97315Responsive Blocks < 2.3.0 - Unauthenticated HTML Injection in Form Notification Email
Medium 5.4
In plain English
A medium-severity injection in Responsive Blocks from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 86.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The Responsive Blocks WordPress plugin before 2.3.0 does not sanitise or escape some of the values submitted with its Form block before adding them to the HTML notification email sent to the site owner, allowing unauthenticated users to inject arbitrary HTML, such as phishing links, into that email.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Responsive Blocks | 0 – before 2.3.0 |
Weakness: CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
References
- https://wpscan.com/vulnerability/83713678-7efc-4cfc-ba24-c624a1ef8622/ exploit, vdb-entry, technical-description