CVE-2026-81421
High
Description
A security flaw has been discovered in ddfourtwo sentry-selfhosted-mcp 0.4.0. The affected element is an unknown function of the component raw_sentry_api. The manipulation of the argument endpoint results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
SeverityHigh
CVSS7.3
Exploit probability—
ProductDdfourtwo Sentry-selfhosted-mcp
PublishedAug 27, 2026
First seenAug 27, 2026
Weakness typeCWE-918Server-side request forgery (SSRF)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ddfourtwo sentry-selfhosted-mcp | 0.4.0 | — |
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