CVE-2025-3122: PYSEC-2025-229 - A vulnerability classified as problematic was found in WebAssembly wabt 1.0.36. Affected by this…

CVE-2025-3122 · Severity: low · CVSS 3.1 · Published 2025-04-02

A vulnerability classified as problematic was found in WebAssembly wabt 1.0.36. Affected by this vulnerability is the function BinaryReaderInterp::BeginFunctionBody of the file src/interp/binary-reader-interp.cc. The manipulation leads to null pointer dereference. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

Technologies: wabt-bin (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-3122 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-3122 being exploited in the wild.
How severe is CVE-2025-3122?
Low severity, with a CVSS score of 3.1, published 2 April 2025.
Which products and versions are affected?
wabt-bin (PyPI) ECOSYSTEM:introduced=0,last_affected=1.0.36.
Is there a fix for CVE-2025-3122?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-3122?
Check whether you run wabt-bin (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • wabt-bin (PyPI) ECOSYSTEM:introduced=0,last_affected=1.0.36

Identifiers

  • CVE-2025-3122
  • PYSEC-2025-229

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