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CVE-2024-5853

HIGH 8.8 CVSS 3.1
Published
June 19, 2024
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-434
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The Image Optimizer, Resizer and CDN – Sirv plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the sirv_upload_file_by_chanks AJAX action in all versions up to, and including, 7.2.6. This makes it possible for authenticated attackers, with Contributor-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Affected WordPress components

  • Image Optimizer, Resizer and CDN – Sirv Plugin · sirv
    Confirmed match Active
    Up to and including 7.2.6; Before 7.2.7
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • sirv Image Optimizer, Resizer and CDN – Sirv — Up to and including 7.2.6
  • sirv image_optimizer\,_resizer_and_cdn — Up to and including 7.2.6
  • sirv sirv — Before 7.2.7

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/3103410/sirv/trunk/sirv.php Patch
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/e89b40ec-1952-46e3-a91b-bd38e62f8929?source=cve Third Party Advisory
  • nvd.nist.gov Official NVD record