What’s Vulnerable › Vulnerabilities
CVE-2026-81421: ddfourtwo sentry-selfhosted-mcp raw_sentry_api server-side request forgery
- Severity: high (CVSS 7.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-27 · updated 2026-08-28
- Weakness: CWE-918
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.
Affected products
References
- https://github.com/ddfourtwo/sentry-selfhosted-mcp/
- https://github.com/ddfourtwo/sentry-selfhosted-mcp/issues/2
- https://vuldb.com/cve/CVE-2026-81421
- https://vuldb.com/submit/887100
- https://vuldb.com/vuln/395941
- https://vuldb.com/vuln/395941/cti
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