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TI-2026-62940 Aliases CVE-2026-93352GHSA-phwc-h4xx-5vvv

Laravel-Mediable 7.0.0 < 7.0.2 RCE via .pht File Upload

Priority MEDIUM 50CWE-434Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-434.

Summary

Laravel-Mediable 7.0.0 before 7.0.2 contains an incomplete patch for CVE-2026-49972 in which the .pht extension is absent from the forbidden_extensions blocklist in config/mediable.php. The blocklist introduced to address CVE-2026-49972 includes phpt but omits pht, which Apache executes as PHP via the default FilesMatch directive on Debian and Ubuntu systems. An attacker can upload a .pht file that passes all validation in MediaUploader::verifyExtension() and File::sanitizeFileName() because pht is not present in the blocklist, causing the file to be written to disk and executed as PHP when requested, enabling remote code execution with the privileges of the web server process.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01063 64th percentileScored 2026-11-07
Fix Fixed laravel-mediable (plank): 7.0.2

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
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
planklaravel-mediable7.0.0 to before 7.0.27.0.2Patch availableCNA
  • laravel-mediable Vendorplank Affected 7.0.0 to before 7.0.2 Fixed in 7.0.2 Patch available CNA

Remediation

  • Fix · CNA laravel-mediable (plank) Fixed in 7.0.2

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-93352
  2. 2026-10-03 Alias added: GHSA-phwc-h4xx-5vvv
  3. 2026-10-25 EPSS moved to the 50th–90th percentile

References

  • TI-2026-04194 Unsafe Client MIME Type Handling Can Enable Arbitrary File Upload in plank/laravel-mediable CVSS 4.0CRITICAL 9.3
  • TI-2026-36804 Laravel-Mediable < 7.0.0 Path Traversal via File::sanitizePath() CVSS 4.0HIGH 8.7
  • TI-2026-36806 Laravel-Mediable < 7.0.0 File Upload RCE via Extension Bypass CVSS 4.0HIGH 7.7
  • TI-2026-36805 Laravel-Mediable < 7.0.0 Stored XSS via SVG File Upload CVSS 4.0MEDIUM 5.3
  • TI-2026-36803 Laravel-Mediable < 7.0.0 SSRF via RemoteUrlAdapter URL Handling CVSS 4.0MEDIUM 5.3

Sources