CVE-2026-15413CWE-912

CVE-2026-15413

Critical · published August 13, 2026

CVSS v3.1
10.0
EPSS
0%
Percentile
21.2
In the wild
Unconfirmed
What it is

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).

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00290 · 21.2th percentile
Weakness
CWE-912 · Hidden Functionality
Published
2026-08-13T13:17Z
References (1)
https://wpscan.com/vulnerability/4cad269d-0146-4ca9-a1ae-55f02c8e5433/ · [email protected]
EPSS history
Timeline
  • 13 AUG 08:13Z
    Link Factory - Backdoor
    cvelistv5