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TI-2026-83244 Aliases CVE-2026-115346GHSA-x4h2-h25g-wwc2

Arbitrary file upload in Avada WordPress theme enables code execution

Priority LOW 38CWE-434Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-434.

Summary

The Avada | Website Builder For WordPress & WooCommerce theme by ThemeFusion is affected in versions up to and including 7.16.2. Insufficient file type validation in the convert_palette_images_to_truecolor() function lets uploaded files be processed without a type check (CWE-434). An unauthenticated remote attacker can upload files that may be executable, which makes remote code execution possible.

Written with Claude Haiku 5.5 from the sources below · 2026-10-31

Description from the CNA

The Avada | Website Builder For WordPress & WooCommerce theme for WordPress is vulnerable to Arbitrary File Upload in versions up to, and including, 7.16.2 via the convert_palette_images_to_truecolor() function. This is due to insufficient file type validation before processing uploaded files. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0066 51st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
ThemeFusionAvada | Website Builder For WordPress & WooCommerceup to 7.16.2—No fix listedCNA
  • Avada | Website Builder For WordPress & WooCommerce VendorThemeFusion Affected up to 7.16.2 Fixed in — No fix listed CNA

CPE names Threatist (inferred) · 1

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:theme-fusion:avada:*:*:*:*:*:*:*:*——ThemeFusion
  • cpe:2.3:a:theme-fusion:avada:*:*:*:*:*:*:*:* Versions — — ·ThemeFusion

Remediation

The sources list no fixed version for Avada | Website Builder For WordPress & WooCommerce.

Written with Claude Haiku 5.5 from the sources below · 2026-10-31

Timeline

  1. 2026-10-30 Threatist record created from CVE-2026-115346
  2. 2026-10-30 CISA SSVC decision points changed
  3. 2026-10-30 Priority changed: MEDIUM → LOW
  4. 2026-10-30 Alias added: GHSA-x4h2-h25g-wwc2

References

Other 3

  • TI-2022-01267 Fusion Builder < 3.6.2 - Unauthenticated SSRF CVSS 3.1CRITICAL 9.8
  • TI-2026-05505 Injection in ThemeFusion Avada Builder CVSS 3.1CRITICAL 9.8
  • TI-2024-02175 Avada <= 7.11.6 - Unauthenticated Sensitive Information Exposure via Form Uploads Directory Listing CVSS 3.1MEDIUM 5.3
  • TI-2024-12389 Avada Theme <= 7.11.13 - Unauthenticated Arbitrary Shortcode Execution CVSS 3.1CRITICAL 9.8
  • TI-2026-15146 Avada <= 7.16 and Fusion Builder <= 3.16 - Unauthenticated Remote Code Execution via Arbitrary File Write CVSS 3.1CRITICAL 9.8
  • TI-2026-07656 Avada (Fusion) Builder <= 3.15.3 - Unauthenticated Arbitrary File Deletion via Form Entry Value CVSS 3.1CRITICAL 9.1
See all 57 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences