CVE-2026-69109: Siemens License Server (SLS) (All · CWE-35
Source GCVE Database
Not known to be exploited · CVSS 7.5 High : upgrade to 5.3 soon.
Data as of 8 Nov 2026, 23:24 UTC
- EPSS
- 0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 11 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.
What to do
Upgrade Siemens License Server (SLS) to 5.3.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| SiemensSiemens License Server (SLS) | Affected
| Fixed in
|
AI-suggested
If you cannot patch yet, restrict network access to the Siemens License Server and monitor for suspicious activity related to file access attempts. Avoid exposing the service to untrusted networks.
Description
Siemens License Server (SLS) versions prior to 5.3 contain a path traversal vulnerability due to insufficient sanitization of user input. This flaw allows remote attackers to access arbitrary files on the system. The vulnerability has a high severity score of 7.5 and does not require user interaction or privileges to exploit.