CVE-2026-86436

MEDIUM
Published Sep 7, 2026 Modified Sep 9, 2026 CWE-862

Description

Lara Dashboard before 1.3.2 fails to authorize access to the post-builder image and video upload endpoints, allowing authenticated accounts without content permissions to upload files. Attackers can upload polyglot files with attacker-chosen extensions to the public web root and execute code if the deployment permits execution of the uploaded file type.

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CVSS v3.1 Score

5.4
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

EPSS — Exploit Prediction

0.0030
Probability of exploitation
0.23%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-862 Missing Authorization

References

Other References

https://github.com/laradashboard/laradashboard https://github.com/laradashboard/laradashboard/blob/v1.3.1/app/Http/Controllers/Backend/PostController.php#L727-L741 https://github.com/laradashboard/laradashboard/blob/v1.3.1/routes/web.php#L243-L244 https://github.com/laradashboard/laradashboard/commit/738cc1a219ce459323ef1d09c3789075f1b8d2f2 https://github.com/laradashboard/laradashboard/releases/tag/v1.3.2 https://github.com/laradashboard/laradashboard/security/advisories/GHSA-hp3f-j9w2-5rqg https://github.com/laradashboard/laradashboard/security/advisories/GHSA-j4mm-xcgj-vpvv https://www.vulncheck.com/advisories/lara-dashboard-before-1.3.2-missing-authorization-in-post-builder-media-upload-endpoints https://github.com/laradashboard/laradashboard/security/advisories/GHSA-j4mm-xcgj-vpvv

Frequently Asked Questions

What is CVE-2026-86436? +
Lara Dashboard before 1.3.2 fails to authorize access to the post-builder image and video upload endpoints, allowing authenticated accounts without content permissions to upload files. Attackers can upload polyglot files with attacker-chosen extensions to the public web root and execute code if the deployment permits execution of the uploaded file type. It has a CVSS v3.1 base score of 5.4 (MEDIUM).
How severe is CVE-2026-86436? +
CVE-2026-86436 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0030, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2026-86436? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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