What’s Vulnerable › Vulnerabilities

CVE-2018-20962

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-08-08 · updated 2026-06-17
• Weakness: CWE-79

Description

The Backpack\CRUD Backpack component before 3.4.9 for Laravel allows XSS via the select field type.

Affected products

• Backpackforlaravel Backpack\Crud: before 3.4.9 — fixed in 3.4.9

How to fix

Upgrade to a fixed version: Backpackforlaravel Backpack\Crud 3.4.9. Check the vendor advisory for mitigations.

References

• https://github.com/Laravel-Backpack/CRUD/blob/master/CHANGELOG.md
• https://github.com/Laravel-Backpack/CRUD/commit/8b6bd0a2d489a4690f6b1d7ace67e2f07f5f0cc6
• https://github.com/Laravel-Backpack/CRUD/compare/3.4.8...3.4.9
• https://github.com/Laravel-Backpack/CRUD/issues/1297
• https://github.com/Laravel-Backpack/CRUD/blob/master/CHANGELOG.md
• https://github.com/Laravel-Backpack/CRUD/commit/8b6bd0a2d489a4690f6b1d7ace67e2f07f5f0cc6
• https://github.com/Laravel-Backpack/CRUD/compare/3.4.8...3.4.9
• https://github.com/Laravel-Backpack/CRUD/issues/1297

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