SID as sole authenticator. An attacker can brute-force the SID, recover another session's handle number, and read
license information belonging to another handle.
Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Fri, 04 Sep 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Wibusys
Wibusys codemeter Runtime Kit |
|
| Vendors & Products |
Wibusys
Wibusys codemeter Runtime Kit |
Thu, 27 Aug 2026 18:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Thu, 27 Aug 2026 09:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | If configured as a server, CodeMeter Runtime before versions 8.41a and 9.10 issues handles per connection and relies on a cryptographically weak SID as sole authenticator. An attacker can brute-force the SID, recover another session's handle number, and read license information belonging to another handle. | |
| Title | Improper Authentication of Session Handles | |
| First Time appeared |
Wibu-systems-ag
Wibu-systems-ag codemeter-runtime |
|
| Weaknesses | CWE-639 | |
| CPEs | cpe:2.3:a:wibu-systems-ag:codemeter-runtime:*:*:*:*:*:*:*:* cpe:2.3:a:wibu-systems-ag:codemeter-runtime:6.00:*:*:*:*:*:*:* cpe:2.3:a:wibu-systems-ag:codemeter-runtime:7.00:*:*:*:*:*:*:* |
|
| Vendors & Products |
Wibu-systems-ag
Wibu-systems-ag codemeter-runtime |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: wibu
Published:
Updated: 2026-08-27T13:13:33.594Z
Reserved: 2026-08-27T07:01:24.780Z
Link: CVE-2026-81576
Updated: 2026-08-27T13:12:29.335Z
Status : Awaiting Analysis
Published: 2026-08-27T10:16:40.313
Modified: 2026-09-01T20:56:59.203
Link: CVE-2026-81576
No data.
OpenCVE Enrichment
Updated: 2026-09-04T15:15:14Z