IBMCVE-2026-14512
IBM WebSphere Application Server: unsafe deserialization
Critical9.8CVE-2026-14512 · Published Jul 28, 2026 · updated Aug 5, 2026
IBM WebSphere Application Server 9.0, and 8.5 traditional is vulnerable to pre-authentication unsafe deserialization which could allow a remote attacker to bypass authentication or execute arbitrary code.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| WebSphere Application Server Product | <= 9.0 | No fix yet |
| <= 8.5 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-502
More IBM advisories
All IBM| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Jul 28 | IBM WebSphere Application Server: denial of service | High7.5 | No fix yet |
| Jul 28 | IBM Aspera Faspex 5: insufficient session expiration | High8.2 | No fix yet |
| Jul 28 | IBM WebSphere Application Server - Liberty: denial of service | High7.5 | No fix yet |
| Jul 28 | IBM WebSphere Application Server: request smuggling | High8.7 | No fix yet |
| Jul 28 | IBM WebSphere Application Server - Liberty: path traversal | High7.5 | No fix yet |
| Jul 28 | IBM WebSphere Application Server: request smuggling | High8.7 | No fix yet |