CVEvulnerability
CVE-2025-6273
1.9 LOW
Official page ↗
- Status
- Analyzed
- Published
- 2025-06-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 1.9 LOW — 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/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
- CVSS 3.1 ([email protected])
- 3.3 LOW — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- CVSS 2.0 ([email protected])
- 1.7 LOW — AV:L/AC:L/Au:S/C:N/I:N/A:P
- Weaknesses
- CWE-617
Description
A vulnerability was found in WebAssembly wabt up to 1.0.37 and classified as problematic. This issue affects the function LogOpcode of the file src/binary-reader-objdump.cc. The manipulation leads to reachable assertion. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains that this issue might not affect "real world wasm programs".
Affected configurations
• webassembly wabt (<= 1.0.37)
Related
Weakness · CWE (1)
- CWE-617 Reachable Assertion weakness
References
- https://github.com/WebAssembly/wabt/issues/2574 Exploit, Issue Tracking, Vendor Advisory
- https://github.com/user-attachments/files/19529411/wabt_crash.txt Exploit
- https://vuldb.com/?ctiid.313277 Permissions Required, VDB Entry
- https://vuldb.com/?id.313277 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.593010 Third Party Advisory, VDB Entry
- https://github.com/WebAssembly/wabt/issues/2574 Exploit, Issue Tracking, Vendor Advisory