CVE-2021-23784

Public Exploit
Cross-site Scripting (XSS)

Description

This affects the package tempura before 0.4.0. If the input to the esc function is of type object (i.e an array) it is returned without being escaped/sanitized, leading to a potential Cross-Site Scripting vulnerability.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.33%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io
Affected: n/a tempura
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-TEMPURA-1569633 patch mitigation exploit vdb entry third party advisory
https://github.com/lukeed/tempura/commit/58a5c3671e2f36b26810e77ead9e0dd471902f9b third party advisory patch
https://github.com/lukeed/tempura/releases/tag/v0.4.0 third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2021-23784?
CVE-2021-23784 has been scored as a medium severity vulnerability.
How to fix CVE-2021-23784?
To fix CVE-2021-23784, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23784 being actively exploited in the wild?
It is possible that CVE-2021-23784 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23784?
CVE-2021-23784 affects n/a tempura.
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