Vulnerability Details CVE-2025-46688
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 4.4%
CVSS Severity
CVSS v3 Score 5.6
References
- https://bellard.org/quickjs/Changelog
- https://github.com/bellard/quickjs/commit/1eb05e44fad89daafa8ee3eb74b8520b4a37ec9a
- https://github.com/bellard/quickjs/issues/399
- https://github.com/quickjs-ng/quickjs/commit/28fa43d3ddff2c1ba91b6e3a788b2d7ba82d1465
- https://github.com/quickjs-ng/quickjs/issues/1018
- https://github.com/quickjs-ng/quickjs/pull/1020
- https://github.com/quickjs-ng/quickjs/issues/1018
Products affected by CVE-2025-46688
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cpe:2.3:a:quickjs-ng:quickjs:-
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cpe:2.3:a:quickjs-ng:quickjs:0.1.0
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cpe:2.3:a:quickjs-ng:quickjs:0.2.0
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cpe:2.3:a:quickjs-ng:quickjs:0.3.0
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cpe:2.3:a:quickjs-ng:quickjs:0.4.0
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cpe:2.3:a:quickjs-ng:quickjs:0.4.1
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cpe:2.3:a:quickjs-ng:quickjs:0.5.0
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cpe:2.3:a:quickjs-ng:quickjs:0.6.0
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cpe:2.3:a:quickjs-ng:quickjs:0.6.1
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cpe:2.3:a:quickjs-ng:quickjs:0.7.0
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cpe:2.3:a:quickjs-ng:quickjs:0.8.0
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cpe:2.3:a:quickjs-ng:quickjs:0.9.0
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cpe:2.3:a:quickjs_project:quickjs:-
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cpe:2.3:a:quickjs_project:quickjs:2019-07-09
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cpe:2.3:a:quickjs_project:quickjs:2019-07-21
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cpe:2.3:a:quickjs_project:quickjs:2019-07-28
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cpe:2.3:a:quickjs_project:quickjs:2019-08-10
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cpe:2.3:a:quickjs_project:quickjs:2019-08-18
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cpe:2.3:a:quickjs_project:quickjs:2019-09-01
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cpe:2.3:a:quickjs_project:quickjs:2019-09-18
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cpe:2.3:a:quickjs_project:quickjs:2019-10-27
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cpe:2.3:a:quickjs_project:quickjs:2019-12-21
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cpe:2.3:a:quickjs_project:quickjs:2020-01-05
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cpe:2.3:a:quickjs_project:quickjs:2020-01-19
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cpe:2.3:a:quickjs_project:quickjs:2020-03-16
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cpe:2.3:a:quickjs_project:quickjs:2020-04-12
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cpe:2.3:a:quickjs_project:quickjs:2020-07-05
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cpe:2.3:a:quickjs_project:quickjs:2020-09-06
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cpe:2.3:a:quickjs_project:quickjs:2022-03-06