Summary
WordPress WordPress Core contains a time-of-check time-of-use (TOCTOU) race condition vulnerability that could allow unauthenticated attackers to execute code on the server during the upgrade window. This is due to predictable, web-accessible staging paths used during full-package core upgrades.
- Vendor
- WordPress
- Product
- WordPress Core
- Added to KEV
- Nov 3, 2026
- Remediation due
- Nov 6, 2026 (US federal deadline)
- Ransomware use
- Not known
- Weakness
- CWE-367
- EPSS
- 1.2% as of Nov 12
In the news
- No Asia-Pacific article names this CVE yet.
In national CERT advisories
- WordPress releases patch to fix RCE vulnerability after attacks detected TH
ThaiCERT (Thai) · Nov 11, 2026 - Malicious actors found using WordPress vulnerability to hijack websites during update process TH ThaiCERT (Thai) · Nov 9, 2026
Linked
Actors named alongside it:
none
Incidents exploiting it:
- none recorded
References