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HIGH

CVE-2026-87821

CVSS v3

7.1

HIGH

EPSS Score

0.5 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Lara Dashboard through 1.3.1 contains a server-side request forgery vulnerability in the POST /api/admin/builder/markdown/fetch endpoint that allows any authenticated user to fetch arbitrary URLs and read the response body. Attackers can read internal HTTP services and cloud metadata including IAM credentials by supplying malicious URLs without host validation or redirect restrictions.

Technical details

Published
2026-09-09
Last Modified
2026-09-09

Frequently asked questions

What is CVE-2026-87821?

Lara Dashboard through 1.3.1 contains a server-side request forgery vulnerability in the POST /api/admin/builder/markdown/fetch endpoint that allows any authenticated user to fetch arbitrary URLs and read the response body. Attackers can read internal HTTP services and cloud metadata including IAM credentials by supplying malicious URLs without host validation or redirect restrictions.

Is CVE-2026-87821 actively exploited?

Active exploitation of CVE-2026-87821 has not been confirmed. Its EPSS score was 0.5% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-87821?

CVE-2026-87821 has a CVSS v3 base score of 7.1 (HIGH severity).

Is CVE-2026-87821 affecting your environment?

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