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TI-2023-14210 Aliases CVE-2023-30300GHSA-pm5m-2p5c-6mv8

An issue in the component hang.wasm of WebAssembly 1.0 causes an infinite loop.

Priority MEDIUM 58CWE-835Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-835.

Summary

An issue in the component hang.wasm of WebAssembly 1.0 causes an infinite loop.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00284 21st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:w3:webassembly:1.0:*:*:*:*:*:*:*1.0VulnerableW3
  • cpe:2.3:a:w3:webassembly:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·W3

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-30300
  2. 2026-10-03 Alias added: GHSA-pm5m-2p5c-6mv8

References

Exploit 1

Advisory 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences