Webassembly Binary Toolkit
Vendor:
First CVE: May 23, 2023 · Active for 3 years
5
Total CVEs
More Total CVEs than 77% of tracked products
2.5
Avg CVEs / Year
Higher CVE frequency than 74% of tracked products
5.9
Avg CVSS
Higher Avg CVSS than 18% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Webassembly Binary Toolkit over time
Volume of CVEsAvg CVSS Base Score
First CVE
May 23, 2023
3 years ago
Most Recent CVE
Apr 2, 2025
478 days ago
CVE Severity & Scoring
Webassembly Binary Toolkit5 CVEs
80%
20%
All CVEs352,294 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local3 (60.0%)
Network2 (40.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low4 (80.0%)
High1 (20.0%)
Unknown0 (0.0%)
User Interaction
None1 (20.0%)
Unknown0 (0.0%)
Required4 (80.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None5 (100.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (5 CVEs).
5 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2023-31670HIGH An issue in wasm2c 1.0.32, wasm2wat 1.0.32, wasm-decompile 1.0.32, and wasm-validate 1.0.32 allows attackers to cause a Denial of Service (DoS) via running a crafted binary. | May 23, 2023 | 7.5 | 23 | NO | NO |
CVE-2023-46331MEDIUM WebAssembly wabt 1.0.33 has an Out-of-Bound Memory Read in in DataSegment::IsValidRange(), which lead to segmentation fault. | Oct 23, 2023 | 5.5 | 20 | NO | NO |
CVE-2023-31669MEDIUM WebAssembly wat2wasm v1.0.32 allows attackers to cause a libc++abi.dylib crash by putting '@' before a quote ("). | May 23, 2023 | 5.5 | 19 | NO | NO |
CVE-2025-3122MEDIUM 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 | Apr 2, 2025 | 5.3 | 18 | NO | NO |
CVE-2023-46332MEDIUM WebAssembly wabt 1.0.33 contains an Out-of-Bound Memory Write in DataSegment::Drop(), which lead to segmentation fault. | Oct 23, 2023 | 5.5 | 18 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (5 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (5 CVEs).
Media Mentions
Signals from CVEs in this product scope (5 CVEs).
Top CNAs Publishing CVEs For Webassembly Binary Toolkit
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 1.0.36 | 1 | 5.3 | 0.6% | 0 | 0 |
| 1.0.33 | 2 | 5.5 | 0.2% | 0 | 0 |
| 1.0.32 | 2 | 6.5 | 0.6% | 0 | 0 |