8.8
High
CVE-2026-88903 The Topcontent WordPress plugin through 1.2.1 does not properly authorise one of its request handlers and disables…
Description
The Topcontent WordPress plugin through 1.2.1 does not properly authorise one of its request handlers and disables HTML sanitisation before storing the submitted content, allowing unauthenticated attackers to publish arbitrary posts containing malicious JavaScript on any site where its API key has never been configured.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Topcontent 1.2 | earliest → 1.2.1 | No fix stated |