# CVE-2026-120488: LaraDashboard before 1.4.9 Stored XSS via LaraBuilder design_json Block Content

Status: published. Published: 2026-11-02. Updated: 2026-11-02.

LaraDashboard before 1.4.9 contains a stored cross-site scripting vulnerability that allows authenticated users with post.create or post.edit permission to inject scripts via unsanitized LaraBuilder design_json block content. Attackers can save text-editor, HTML, text or heading blocks containing script or event-handler markup that executes in administrator or Superadmin sessions viewing the builder, preview or page.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- LaraDashboard / LaraDashboard (laradashboard/laradashboard): ≥ 0; < 1.4.9 (affected, semver). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 5.1 (medium); CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N; source: CNA: VulnCheck

- CVSS 3.1: 5.4 (medium); CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-79

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/laradashboard/laradashboard/security/advisories/GHSA-w878-x2w9-3r6f (CNA: VulnCheck; vendor-advisory)

- https://github.com/laradashboard/laradashboard/security/advisories/GHSA-rf5h-55h2-jmf8 (CNA: VulnCheck; vendor-advisory)

- https://github.com/laradashboard/laradashboard/security/advisories/GHSA-9gg9-jh9p-fw37 (CNA: VulnCheck; vendor-advisory)

- https://github.com/laradashboard/laradashboard/commit/5955d725683b1e63af8c38a149211d6151465aed (CNA: VulnCheck; patch)

- https://github.com/laradashboard/laradashboard/releases/tag/v1.4.9 (CNA: VulnCheck; release-notes)

- https://github.com/laradashboard/laradashboard/blob/v1.4.8/resources/js/lara-builder/blocks/text-editor/render.php#L99-L104 (CNA: VulnCheck; technical-description)

- https://www.vulncheck.com/advisories/laradashboard-before-1.4.9-stored-xss-via-larabuilder-design-json-block-content (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-120488; retrieved 2026-11-02; source updated 2026-11-02

Revision: 607d2e2135345988fd4c61619f30b3ff5936c3d4c22515434dfb37050e3a85c0

Canonical: https://y2.dev/cve/CVE-2026-120488

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.