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5
CVSSv2

CVE-2021-43801

Published: 13/12/2021 Updated: 15/12/2021
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

Mercurius is a GraphQL adapter for Fastify. Any users from Mercurius@8.10.0 to 8.11.1 are subjected to a denial of service attack by sending a malformed JSON to `/graphql` unless they are using a custom error handler. The vulnerability has been fixed in github.com/mercurius-js/mercurius/pull/678 and shipped as v8.11.2. As a workaround users may use a custom error handler.

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References

CWE-754https://github.com/mercurius-js/mercurius/pull/678/commits/732b2f895312da8deadd7b173dcd2d141d54b223https://github.com/mercurius-js/mercurius/security/advisories/GHSA-273r-rm8g-7f3xhttps://github.com/mercurius-js/mercurius/issues/677https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
SSTICVE-2024-35863CVE-2024-35910man-in-the-middleCVE-2024-35912CVE-2024-25742LFICVE-2024-32002CVE-2024-22120
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