CVE-2026-10571IBM WebSphere Application Server Liberty is affected by a denial of service
Updated under an hour ago ()
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It affects IBM WebSphere Application Server - Liberty and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is affected by a denial of service caused by insecure deserialization. A low-privileged, administrative user could exploit this vulnerability to consume system resources when the restConnector-2.0 feature is enabled.
- CVSS
- 5.7 MEDIUM (v3.1, CNA)CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-502
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- ibm
- NVD analysis
- Analyzed
- Record last updated
- Aug 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
IBM WebSphere Application Server - Liberty ibm:websphere_application_server_liberty | from 17.0.0.3 through 26.0.0.8 | CNA record |
ibm websphere_application_server ibm:websphere_application_server | from 17.0.0.3 before 26.0.0.9 | NVD |
References
- https://www.ibm.com/support/pages/node/7283485vendor-advisory, patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.