CVE-2025-6275

Description

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.

CVSS v3.1 Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-416 Use After Free

Affected Products

Vendor	Product	Versions
webassembly	wabt	< 1.0.37

References

Exploits

https://github.com/WebAssembly/wabt/issues/2614 https://github.com/user-attachments/files/20623626/wabt_crash_5.txt https://github.com/WebAssembly/wabt/issues/2614

Other References

https://vuldb.com/?ctiid.313279 https://vuldb.com/?id.313279 https://vuldb.com/?submit.593017

Frequently Asked Questions

What is CVE-2025-6275? +

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. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2025-6275? +

CVE-2025-6275 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-6275? +

CVE-2025-6275 affects products from webassembly, specifically: wabt. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-6275? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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