Pyrus Sync for Windows contains a local privilege escalation vulnerability caused by missing authorization controls in its PyrusSyncService Windows service, which allow an attacker with unprivileged access to create files using the ISyncService contract
Source GCVE Database
Not known to be exploited : upgrade to 1.8.745.0 soon.
Data as of 26 Oct 2026, 19:44 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- Patch
- Available – fixed in 1.8.745.0
Exploitation evidence
Disclosed: evidence found.
CVE published 26 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Upgrade Pyrus Sync to 1.8.745.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| PyrusPyrus Sync | Affected
| Fixed in
|
Description
Pyrus Sync for Windows contains a local privilege escalation vulnerability caused by missing authorization controls in its PyrusSyncService Windows service, which allow an attacker with unprivileged access to create files using the ISyncService contract.