What’s Vulnerable › Vulnerabilities

CVE-2023-48184

• Severity: low (CVSS 3.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-04-23 · updated 2026-06-17
• Weakness: CWE-416

Description

QuickJS before 7414e5f has a quickjs.h JS_FreeValueRT use-after-free because of incorrect garbage collection of async functions with closures.

Affected products

• QuickJS: before 2023-12-27 — fixed in 2023-12-27

How to fix

Upgrade to a fixed version: QuickJS 2023-12-27. Check the vendor advisory for mitigations.

References

• https://github.com/bellard/quickjs/issues/198
• https://github.com/bellard/quickjs/issues/198

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