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CVE PROGRAM SOURCE RECORD8.8 High

CVE-2026-88903

Topcontent <= 1.2.1 - Unauthenticated Stored XSS via Content Webhook

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

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Unknown Topcontent

Default version status: unknown

  • 0 to ≤ 1.2.1affected

References