Description
The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.
Published: 2026-09-30
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 30 Sep 2026 21:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Wed, 30 Sep 2026 14:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-434
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 30 Sep 2026 13:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Wed, 30 Sep 2026 06:15:00 +0000

Type Values Removed Values Added
Description The Zella Theme WordPress theme before 2.6.3 does not perform any capability or nonce check on one of its font upload actions, which is available to unauthenticated users, allowing them to upload arbitrary files, including PHP ones, and achieve remote code execution.
Title Zella Theme < 2.6.3 - Unauthenticated Arbitrary File Upload
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-09-30T13:27:28.428Z

Reserved: 2026-08-18T12:21:11.092Z

Link: CVE-2026-75873

cve-icon Vulnrichment

Updated: 2026-09-30T13:27:19.638Z

cve-icon NVD

Status : Deferred

Published: 2026-09-30T06:17:04.670

Modified: 2026-09-30T16:28:31.510

Link: CVE-2026-75873

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-30T21:30:17Z

Weaknesses
  • CWE-434

    Unrestricted Upload of File with Dangerous Type