CVE-2021-46325

Name: CVE-2021-46325
Creator: NVD / NIST
Published: 2022-01-20T22:15:08.11+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2021-46325 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Espruino 2v10.246 was discovered to contain a stack buffer overflow via src/jsutils.c in vcbprintf.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

Espruino 2v10.246 was discovered to contain a stack buffer overflow via src/jsutils.c in vcbprintf.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.75%

50.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Espruino	Espruino	2.10.246

References

https://github.com/espruino/Espruino/issues/2114Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/espruino/Espruino/issues/2114Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jan 20, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-46325?

Espruino 2v10.246 was discovered to contain a stack buffer overflow via src/jsutils.c in vcbprintf.

How severe is CVE-2021-46325?

CVE-2021-46325 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2021-46325?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-46325?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST