Name: CVE-2025-46688: Incorrect Calculation of Buffer Size
Creator: Rapid7
Published: 2025-04-27T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2025-46688, CVSS 5.6, EPSS 0.00325

quickjs-ng through 0.9.0 has an incorrect size calculation in JS_ReadBigInt for a BigInt, leading to a heap-based buffer overflow. QuickJS before 2025-04-26 is also affected.

CVSS Details

CVSS 3.1 Base Score: 5.6
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	—	Upgrade quickjsUpgrade quickjs-ng	Aug 24, 2026	Apr 27, 2025
Debian	—	Upgrade quickjs	Jul 23, 2026	Jul 23, 2026

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CVSS Details

Covered by Rapid7

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