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High 8.1Published Oct 13, 2026
CVE-2026-93907IBM WebSphere Application Server is affected by a bypass authentication vulnerability
Updated under an hour ago ()
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EPSS puts the chance of exploitation in the next 30 days at 0.34%, higher than 26% of scored CVEs.
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IBM WebSphere Application Server 8.5, and 9.0 could allow a remote attacker to bypass authentication by exploiting a flaw in the CSIv2 inbound propagation handler.
- CVSS
- 8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-287
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.34% (percentile 26)
- Assigned by
- ibm
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 14, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
Affected products
IBM WebSphere Application Server ibm:websphere_application_server | 8.5; 9.0 | CNA record |
References
- https://www.ibm.com/support/pages/node/7292216vendor-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.