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Zella Theme < 2.6.3 - Unauthenticated Arbitrary File Upload

Type: advisorySource: Official CVE List1 source record

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.

Announced Group revision 1
Original source ↗

CVE-2026-75873

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-75873

Zella Theme

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Unknown",
    "product": "Zella Theme",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "2.6.3",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-75873

Source reference: /cveMetadata/cveId

Publisher severity

No explicit severity was provided.

Event
#4217 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement