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Vulnerabilities

Security fix · CVE-2025-69261

WasmEdge is a WebAssembly runtime.

Published Dec 30, 2025 · catalog updated Jan 2, 2026 · WasmEdge WasmEdge

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-69261. EPSS is 0.33%. Act only if a listed version of WasmEdge WasmEdge is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.33%
Remediation
Version ranges on file
Affected products
vendor WasmEdge WasmEdge < 0.16.0-alpha.3

WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in can wrap, causing to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor WasmEdge WasmEdge < 0.16.0-alpha.3< 0.16.0-alpha.3

How to fix CVE-2025-69261

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-69261. EPSS is 0.33%. Act only if a listed version of WasmEdge WasmEdge is installed.

Which versions are affected?

Compare what you have installed with WasmEdge WasmEdge < 0.16.0-alpha.3 < 0.16.0-alpha.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.33%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 30, 2025 · EUVD

    Detected

    WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in can wrap, causing to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue.

  2. Jan 2, 2026 · EUVD

    Updated

    WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in can wrap, causing to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue.

Sources

  • CVE.orgVulnerability recordCVE-2025-69261

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-69261

    30-day exploitation probability 0.33%

    first.org
  • EUVDVulnerability recordEUVD-2025-205847

    WasmEdge is a WebAssembly runtime. Prior to version 0.16.0-alpha.3, a multiplication in can wrap, causing to incorrectly allow the access. This leads to a segmentation fault. Version 0.16.0-alpha.3 contains a patch for the issue.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 2, 2026
  • FIRST EPSSNov 1, 2026
  • EUVDNov 1, 2026