CVE-2024-33263

Name: CVE-2024-33263
Creator: NVD / NIST
Published: 2024-05-14T15:37:31.263+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2024-33263 is a medium-severity vulnerability rated 4/10 on the CVSS scale. QuickJS commit 3b45d15 was discovered to contain an Assertion Failure via JS_FreeRuntime(JSRuntime *) at quickjs.c.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

QuickJS commit 3b45d15 was discovered to contain an Assertion Failure via JS_FreeRuntime(JSRuntime *) at quickjs.c.

Metrics

CVSS 3.1

4/10

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

EPSS Probability

0.32%

23.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-617

Affected Software

Vendor	Product	Versions
Bellard	Quickjs	2024-03-23

References

https://github.com/bellard/quickjs/issues/277Exploit, Issue Tracking
https://github.com/bellard/quickjs/issues/277Exploit, Issue Tracking

Timeline

Published: May 14, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-33263?

QuickJS commit 3b45d15 was discovered to contain an Assertion Failure via JS_FreeRuntime(JSRuntime *) at quickjs.c.

How severe is CVE-2024-33263?

CVE-2024-33263 has a CVSS score of 4/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2024-33263?

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-2024-33263?

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

Scan your code now

Source: NVD / NIST