CVE-2025-6275

low-risk

Published 2025-06-19

A vulnerability was found in WebAssembly wabt up to 1.0.37. It has been declared as problematic. Affected by this vulnerability is the function GetFuncOffset of the file src/interp/binary-reader-interp.cc. The manipulation leads to use after free. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. A similar issue reported during the same timeframe was disputed by the code maintainer because it might not affect "real world wasm programs". Therefore, this entry might get disputed as well in the future.

Do I need to act?

0.06% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.3/10 Low

LOCAL / LOW complexity

Affected Products (1)

Wabt

Affected Vendors

Webassembly

References (6)

Exploit https://github.com/WebAssembly/wabt/issues/2614

Exploit https://github.com/user-attachments/files/20623626/wabt_crash_5.txt

Permissions Required https://vuldb.com/?ctiid.313279

Third Party Advisory https://vuldb.com/?id.313279

Third Party Advisory https://vuldb.com/?submit.593017

Exploit https://github.com/WebAssembly/wabt/issues/2614

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low-risk

Severity 13/34 · Low

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal