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HIGH

CVE-2020-8136

CVSS v3

7.5

HIGH

EPSS Score

1.5 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

Prototype pollution vulnerability in fastify-multipart < 1.0.5 allows an attacker to crash fastify applications parsing multipart requests by sending a specially crafted request.

Technical details

Published
2020-03-20

Frequently asked questions

What is CVE-2020-8136?

Prototype pollution vulnerability in fastify-multipart < 1.0.5 allows an attacker to crash fastify applications parsing multipart requests by sending a specially crafted request.

Is CVE-2020-8136 actively exploited?

Active exploitation of CVE-2020-8136 has not been confirmed. Its EPSS score was 1.5% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-8136?

CVE-2020-8136 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2020-8136 affecting your environment?

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