CVE-2024-25200: Espruino 2v20 (commit fcc9ba4) was discovered to contain a Stack Overflow via the jspeFactorFunctionCall at sr

This week

HIGH 7.5REMOTEMITIGATE

CVE-2024-25200 is a high-severity flaw (CVSS 7.5) affecting espruino. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Espruino 2v20 (commit fcc9ba4) was discovered to contain a Stack Overflow via the jspeFactorFunctionCall at src/jsparse.c.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-787
Published	2024-02-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: espruino

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-02-07 14:15 UTCPublished CVE record published
2026-06-17 07:15 UTCUpdated Record last modified

espruino espruino MITIGATE

Affected: 2.20

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.20

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-25200?

espruino: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-25200 being exploited?

CVE-2024-25200 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-25200 affect?

CVE-2024-25200 affects espruino. Severity is high (CVSS 7.5). Espruino 2v20 (commit fcc9ba4) was discovered to contain a Stack Overflow via the jspeFactorFunctionCall at src/jsparse.c.

How urgent is CVE-2024-25200?

Priority 50/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-25201 HIGH 7.5 MITIGATE Espruino 2v20 (commit fcc9ba4) was discovered to contain an Out-of-bounds Read via jsvStringIteratorPrintfCall

References

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