CVE-2025-46688

CVSS 5.6 MEDIUMEPSS 0.3%CWE-131

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 5.6EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

27 Apr 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

QuickJS Project · QuickJS

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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