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OpenAdvisories
High · 7.5 Public exploit CVE-2020-7699 EUVD-2020-0608GHSA-9wcg-jrwf-8gg7SNYK-JS-EXPRESSFILEUPLOAD-595969

Prototype Pollution

Published Jul 30, 2020 · Updated Sep 17, 2024 · Assigned by snyk

Description

This affects the package express-fileupload before 1.1.8. If the parseNested option is enabled, sending a corrupt HTTP request can lead to denial of service or arbitrary code execution.

Affected products

VendorProductAffectedFixed
— express-fileupload unspecified – < 1.1.8 1.1.8

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

EcosystemPackageAffectedFixedRecord
npm express-fileupload < 1.1.9 1.1.9 GHSA-9wcg-jrwf-8gg7

References