CVE-2026-54179 backpack/crud: SingleBase64Image accepts any base64 payload behind a `data:image` prefix — SVG-with-script lands on the public disk

backpack/crud provides Create, Read, Update & Delete CRUD functions for Backpack, a collection of Laravel packages that help users build custom administration panels. From 6.0.0 until 6.8.14 and 7.0.37, the src/app/Library/Uploaders/SingleBase64Image.php methods SingleBase64Image::uploadFiles and...

CVE-2026-54179

CVE-2026-54179 affects backpack/crud , a Laravel package for building admin panels. The SingleBase64Image uploader, bound to image-typed fields via withFiles(), accepts any data URI beginning with data:image without validating the declared MIME subtype or decoded bytes. A related flaw in FileName...

CVE-2026-54179 backpack/crud: SingleBase64Image accepts any base64 payload behind a `data:image` prefix — SVG-with-script lands on the public disk

backpack/crud provides Create, Read, Update & Delete CRUD functions for Backpack, a collection of Laravel packages that help users build custom administration panels. From 6.0.0 until 6.8.14 and 7.0.37, the src/app/Library/Uploaders/SingleBase64Image.php methods SingleBase64Image::uploadFiles and...

CVE-2026-54179: Improper Neutralization of Input During Web Page Generation

backpack/crud provides Create, Read, Update & Delete CRUD functions for Backpack, a collection of Laravel packages that help users build custom administration panels. From 6.0.0 until 6.8.14 and 7.0.37, the src/app/Library/Uploaders/SingleBase64Image.php methods SingleBase64Image::uploadFiles and...

GHSA-42VX-43VC-X6PR Laravel Backpack CRUD: HasMany/MorphMany relation fields allow cross-tenant record re-parenting (IDOR) via attachManyRelation

Vulnerability Details Affected area: HasMany / MorphMany relation handling during CRUD create and update operations CWE: CWE-862 — Missing Authorization Severity: Medium CVSS: 6.5 — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Summary Backpack CRUD contained an authorization issue in the way...

Laravel Backpack CRUD: HasMany/MorphMany relation fields allow cross-tenant record re-parenting (IDOR) via attachManyRelation

Vulnerability Details Affected area: HasMany / MorphMany relation handling during CRUD create and update operations CWE: CWE-862 — Missing Authorization Severity: Medium CVSS: 6.5 — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N Summary Backpack CRUD contained an authorization issue in the way...

Missing Authorization

Overview backpack/crud is a package that helps you build an admin interface for your Eloquent models, using Laravel 5 Affected versions of this package are vulnerable to Missing Authorization in the processing of HasMany and MorphMany relationship fields during create and update operations. An...

GHSA-MRC5-3MM3-45C5 Laravel Backpack CRUD: OS command injection in Stats::makeCurlRequest via attacker-controlled Host header (pre-auth)

Summary Backpack\CRUD\Stats::makeCurlRequest builds a shell command using unescaped input that originates from the HTTP Host header, then passes it to exec. A specially crafted Host header can break out of the shell argument and cause the server to execute arbitrary OS commands as the web user. T...

Laravel Backpack CRUD: OS command injection in Stats::makeCurlRequest via attacker-controlled Host header (pre-auth)

Summary Backpack\CRUD\Stats::makeCurlRequest builds a shell command using unescaped input that originates from the HTTP Host header, then passes it to exec. A specially crafted Host header can break out of the shell argument and cause the server to execute arbitrary OS commands as the web user. T...

Improper Encoding or Escaping of Output

Overview backpack/crud is a package that helps you build an admin interface for your Eloquent models, using Laravel 5 Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output via the makeCurlRequest function. An attacker can execute arbitrary operating system...

GHSA-MMG4-322V-6JVC Laravel Backpack CRUD: Stored XSS in the color column — the `@if($column['escaped'])` branches are inverted

Summary The Blade template for the color column type src/resources/views/crud/columns/color.blade.php has its escaped/unescaped rendering branches inverted relative to every other column template in the library. Because $column'escaped' defaults to true, values stored in color columns are rendere...

Laravel Backpack CRUD: Stored XSS in the color column — the `@if($column['escaped'])` branches are inverted

Summary The Blade template for the color column type src/resources/views/crud/columns/color.blade.php has its escaped/unescaped rendering branches inverted relative to every other column template in the library. Because $column'escaped' defaults to true, values stored in color columns are rendere...

Incomplete Comparison with Missing Factors

Overview backpack/crud is a package that helps you build an admin interface for your Eloquent models, using Laravel 5 Affected versions of this package are vulnerable to Incomplete Comparison with Missing Factors via the color column rendering process in the Blade template, where the escaped and...

Incorrect Authorization

Overview backpack/crud is a package that helps you build an admin interface for your Eloquent models, using Laravel 5 Affected versions of this package are vulnerable to Incorrect Authorization in the Update, Delete, and Reorder processes, where query scopes registered via addClause or...

GHSA-VGMV-8XJC-6RCH Laravel Backpack CRUD: CRUD panel query scopes are not enforced on Update, Delete, and Reorder (cross-tenant IDOR)

Summary Backpack CRUD's list and read operations correctly apply any query scopes registered via addClause / addBaseClause e.g. tenant isolation, user ownership. However, the Update, Delete, and Reorder operations bypassed these scopes, fetching records directly from the unscoped model query. An...

Laravel Backpack CRUD: CRUD panel query scopes are not enforced on Update, Delete, and Reorder (cross-tenant IDOR)

Summary Backpack CRUD's list and read operations correctly apply any query scopes registered via addClause / addBaseClause e.g. tenant isolation, user ownership. However, the Update, Delete, and Reorder operations bypassed these scopes, fetching records directly from the unscoped model query. An...

GHSA-8HW4-7QJR-3WXG Laravel Backpack CRUD: SingleBase64Image accepts any base64 payload behind a `data:image` prefix — SVG-with-script lands on the public disk

Summary SingleBase64Image::uploadFiles — the uploader bound to image-typed fields via withFiles — only verifies that the submitted value starts with the string data:image. The MIME subtype and the base64-decoded bytes are never inspected or validated. A related bug in FileNameGenerator causes the...

Arbitrary File Upload

Overview backpack/crud is a package that helps you build an admin interface for your Eloquent models, using Laravel 5 Affected versions of this package are vulnerable to Arbitrary File Upload via the SingleBase64Image::uploadFiles — the uploader bound to image-typed fields via withFiles — only...

Laravel Backpack CRUD: SingleBase64Image accepts any base64 payload behind a `data:image` prefix — SVG-with-script lands on the public disk

Summary SingleBase64Image::uploadFiles — the uploader bound to image-typed fields via withFiles — only verifies that the submitted value starts with the string data:image. The MIME subtype and the base64-decoded bytes are never inspected or validated. A related bug in FileNameGenerator causes the...

Authorization Bypass Through User-Controlled Key

Overview backpack/crud is a package that helps you build an admin interface for your Eloquent models, using Laravel 5 Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the uploadMultipleFilesToDisk process. An attacker can delete arbitrary...