The Modula Image Gallery plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'ajax_unzip_file' function in versions 2.13.1 to 2.

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• cpe wpchill/modula image galleryversion unspecified
• vendor WPChill Image Gallery – Photo Grid & Video Gallery 2.13.1 ≤2.13.22.13.1 ≤2.13.2

How to fix CVE-2025-13646

• No stored fix

  No vendor fix text is stored. Use the linked advisory before you change production.

• Version check

  Seen in 2.13.1 ≤2.13.2

• Advisory

  Open the cve_org record and follow its fix.

• Official advisories

  • CVE.org · cve.org
  • FIRST EPSS · first.org
  • EUVD · euvd.enisa.europa.eu
  • NIST NVD · nvd.nist.gov

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Technology hubs

Code

The project this record applies to. Exploit listings stay in References.

• Repository · github.com
• Plugin source · wordpress.org

Timeline

Detection, updates, and resolution for this record.

1. Dec 3, 2025 · NIST NVD

   Detected

   The Modula Image Gallery plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'ajax_unzip_file' function in versions 2.13.1 to 2.13.2. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files with race condition on the affected site's server which may make remote code execution possible.

2. Oct 18, 2026 · NIST NVD

   Updated

   The Modula Image Gallery plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'ajax_unzip_file' function in versions 2.13.1 to 2.13.2. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files with race condition on the affected site's server which may make remote code execution possible.

Sources

• CVE.orgVulnerability recordCVE-2025-13646

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2025-13646

  30-day exploitation probability 0.75%

  first.org
• EUVDVulnerability recordEUVD-2025-200723

  The Modula Image Gallery plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'ajax_unzip_file' function in versions 2.13.1 to 2.13.2. This makes it possible for authenticated attackers, with Author-level access and above, to upl

  euvd.enisa.europa.eu
• NIST NVDVulnerability recordCVE-2025-13646

  The Modula Image Gallery plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'ajax_unzip_file' function in versions 2.13.1 to 2.13.2. This makes it possible for authenticated attackers, with Author-level access and above, to upl

  nvd.nist.gov

References

• EUVD record · euvd.enisa.europa.eu
• Broken Link · github.com
• Broken Link · github.com
• Patch · plugins.trac.wordpress.org
• Patch · plugins.trac.wordpress.org
• Third Party Advisory · wordfence.com

Freshness

Last verified in this catalog Oct 27, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

• EUVDOct 27, 2026
• FIRST EPSSOct 24, 2026
• CVE.orgOct 21, 2026
• NIST NVDOct 18, 2026