CVE-2025-15572
wasm3 NewCodePage memory leak
- State
- Published
- Severity
- 4.8 Medium
- Published
- Feb 10, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 8, 2026
Description
A vulnerability has been found in wasm3 up to 0.5.0. The affected element is the function NewCodePage. The manipulation leads to memory leak. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. Unfortunately, the project has no active maintainer at the moment.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 3.3 Low | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 1.7 Low | AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
wasm3n/a |
|
References
- VDB-344934 | wasm3 NewCodePage memory leakvdb-entrytechnical-description
- VDB-344934 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #752765 | wasm3 main branch Resource Consumptionthird-party-advisory
- https://github.com/wasm3/wasm3/issues/550issue-tracking
- https://github.com/oneafter/cve-proofs/blob/main/POC-20251203-07/reproexploit
- https://github.com/wasm3/wasm3/product
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