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Vulnerability record · CVE-2023-48183 · published 23 April 2024

CVE-2023-48183: Quickjs project quickjs null pointer dereference vulnerability

QQuickjs Project · Quickjs

QuickJS before c4cdd61 has a build_for_in_iterator NULL pointer dereference because of an erroneous lexical scope of "this" with eval.

7.5 CVSS 3.1 High EPSS 0.64% · top 51.4% CWE-476 · NULL pointer dereference
7.5CVSS 3.1 base score
0.64%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

QuickJS before c4cdd61 has a build_for_in_iterator NULL pointer dereference because of an erroneous lexical scope of "this" with eval.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/bellard/quickjs/commit/c4cdd61a3ed284cd760faf6b00bbf0cb908da077 Patch
https://github.com/bellard/quickjs/issues/192 ExploitIssue Tracking
https://github.com/bellard/quickjs/commit/c4cdd61a3ed284cd760faf6b00bbf0cb908da077 Patch
https://github.com/bellard/quickjs/issues/192 ExploitIssue Tracking

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-48183), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.