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CVE-2026-119977

high CISA KEV

WordPress Core is vulnerable to Remote Code Execution in versions 4.7 through 7.1.3.

Vendor / product: Wordpress — wordpress

WordPress Core is vulnerable to Remote Code Execution in versions 4.7 through 7.1.3. This is due to predictable, web-accessible staging paths used during full-package core upgrades. This makes it possible for unauthenticated attackers to execute code on the server during the upgrade window.

CVSS
8.1
8.1 (CVSS v3.1)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity source: NVD CVSS v3.1 (security@wordfence.com)
Timeline (UTC)
Published: 2026-10-31 06:16
Modified: 2026-11-04 12:52
NVD status: Analyzed
Last synced 10 hours ago
Verified against the source API 2026-11-04 13:02 UTC
Exploitation
Listed in CISA KEV
Added 2026-11-03 · due 2026-11-06
Known ransomware use: not reported

Required action (CISA)

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.

Affected products

wordpress / wordpress ≥4.7 <4.7.39, ≥4.8 <4.8.34, ≥4.9 <4.9.35, ≥5.0 <5.0.31, ≥5.1 <5.1.28, ≥5.2 <5.2.30

Weakness classification (CWE)

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

Patch / mitigation: https://core.trac.wordpress.org/browser/tags/7.1.4/src/wp-admin/includes/class-wp-upgrader.php#L346
Patch / mitigation: https://core.trac.wordpress.org/browser/tags/7.1.4/src/wp-admin/includes/update-core.php#L1545

References

Data sources

NVD CVE API 2.0 — fetched 2026-11-04 13:02 UTC · record ↗

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CISA Confirms Hackers Exploiting WordPress Core Flaw During Software Upgrades

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