CVE-2026-119977
WordPress WordPress Core Time-of-check Time-of-use (TOCTOU) Race Condition Vulnerability
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.
Actief misbruikt. Toegevoegd aan de CISA KEV-catalogus op 3 nov. Vereiste actie: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. Ook ENISA bevestigt actief misbruik.