CVE-2025-12745A weakness has been identified in QuickJS up to eb2c89087def1829ed99630cb14b549d7a98408c.
Updated under an hour ago ()
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It affects bellard quickjs. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.8 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-119, CWE-126, CWE-125
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
bellard quickjs bellard:quickjs | before 2025-11-03 | NVD |
References
- https://github.com/bellard/quickjs/commit/c6fe5a98fd3ef3b7064e6e0145dfebfe12449feapatch
- 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
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.