CVE-2021-46509

Public Exploit

Description

Cesanta MJS v2.20.0 was discovered to contain a stack overflow via snquote at mjs/src/mjs_json.c.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.17%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/cesanta/mjs/issues/200 issue tracking patch exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-46509?
CVE-2021-46509 has been scored as a high severity vulnerability.
How to fix CVE-2021-46509?
To fix CVE-2021-46509, 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-2021-46509 being actively exploited in the wild?
It is possible that CVE-2021-46509 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.
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