SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-28502

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.

HIGH 8.1EPSS 4.65%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.65%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
4.65% probability · 91th percentile
CISA KEV
Not listed
Weakness
CWE-94
Affected
xmlhttprequest project/xmlhttprequest
Source
report@snyk.io

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.