CVE-2025-6273
A vulnerability was found in WebAssembly wabt up to 1.0.37 and classified as problematic.
Does this matter?
Lower severity and a low EPSS score (0.21%). Track it; it rarely justifies an emergency change on its own.
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".
- CVSS 4.0
- 1.9 LOWCVSS: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/M
- EPSS
- 0.21% probability · 12th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-617
- Affected
- webassembly/wabt
- Source
- cna@vuldb.com
References
- https://github.com/WebAssembly/wabt/issues/2574Exploit, Issue Tracking, Vendor Advisory
- https://github.com/user-attachments/files/19529411/wabt_crash.txtExploit
- https://vuldb.com/?ctiid.313277Permissions Required, VDB Entry
- https://vuldb.com/?id.313277Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.593010Third Party Advisory, VDB Entry
- https://github.com/WebAssembly/wabt/issues/2574Exploit, Issue Tracking, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.