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Arbitrary Code Injection

Critical severity GitHub Reviewed Published May 4, 2021 to the GitHub Advisory Database • Updated Mar 20, 2023

Package

npm xmlhttprequest (npm)

Affected versions

< 1.7.0

Patched versions

1.7.0
npm xmlhttprequest-ssl (npm)
< 1.6.2
1.6.2

Description

This affects the package xmlhttprequest before 1.7.0; all versions of package xmlhttprequest-ssl. Provided requests are sent synchronously (async=False on xhr.open), malicious user input flowing into xhr.send could result in arbitrary code being injected and run.

References

Published by the National Vulnerability Database Mar 5, 2021
Reviewed Mar 18, 2021
Published to the GitHub Advisory Database May 4, 2021
Last updated Mar 20, 2023

Severity

Critical
9.8
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

CVE-2020-28502

GHSA ID

GHSA-h4j5-c7cj-74xg

Source code

No known source code
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