CVE-2026-88903

8.8High

Published 11 Oct 2026 · NVD status: Deferred

8.8High

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required
Impact: Full C/I/A compromise
Weakness: CWE-79

The AI triage for this one isn't ready yet. Check back in a few minutes; the full NVD record is below in the meantime.

CVSS v3.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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NVD 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.

References

https://wpscan.com/vulnerability/173b07dd-6404-49c0-9e01-90b5b68d1dec/

Source: nvd.nist.gov/vuln/detail/CVE-2026-88903