CVE-2026-15413

criticalCVSS 10covered by 1 sourcefirst seen 2026-08-13

The Link Factory WordPress plugin is a backdoor. Distributed as a "homepage sentence publisher", it exposes an operator-controlled REST API under /wp-json/link-factory/v1/ - authenticated by a detached Ed25519 signature verified against a hardcoded operator public key (except for the health check).

⚡ Watch CVE-2026-15413

Get an email if CVE-2026-15413 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.

Exploitation outlook

Low exploitation risk0.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2026-15413: The Link Factory WordPress plugin is a backdoor. Distributed as a "homepage sentence publisher…nvd · 2026-08-13

External references

NVD record for CVE-2026-15413

CVE.org record

Embed the live status

— this badge updates automatically when the KEV or exploit status changes. How to embed it →

[![CVE-2026-15413 status](https://www.csirts.com/badge/CVE-2026-15413)](https://www.csirts.com/cve/CVE-2026-15413)