CVE-2025-12745
Last modified
CVE-2025-12745 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A weakness has been identified in QuickJS up to eb2c89087def1829ed99630cb14b549d7a98408c. This affects the function js_array_buffer_slice of the file quickjs.c. EPSS estimates a 0.18% chance of exploitation in the next 30 days.
Description
A weakness has been identified in QuickJS up to eb2c89087def1829ed99630cb14b549d7a98408c. This affects the function js_array_buffer_slice of the file quickjs.c. This manipulation causes buffer over-read. The attack is restricted to local execution. The exploit has been made available to the public and could be exploited. This product adopts a rolling release strategy to maintain continuous delivery Patch name: c6fe5a98fd3ef3b7064e6e0145dfebfe12449fea. To fix this issue, it is recommended to deploy a patch.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Bellard | Quickjs | < 2025-11-03 |
References
- https://github.com/bellard/quickjs/issues/451Exploit, Issue Tracking
- https://github.com/bellard/quickjs/issues/451#issue-3533698042Exploit, Issue Tracking
- https://github.com/bellard/quickjs/issues/451#issuecomment-3481807558Exploit, Issue Tracking
- https://vuldb.com/?ctiid.331268Permissions Required, VDB Entry
- https://vuldb.com/?id.331268Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.678850Exploit, Third Party Advisory, VDB Entry
- https://github.com/bellard/quickjs/issues/451Exploit, Issue Tracking
- https://github.com/bellard/quickjs/issues/451#issue-3533698042Exploit, Issue Tracking
- https://github.com/bellard/quickjs/issues/451#issuecomment-3481807558Exploit, Issue Tracking
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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