Origin validation error in Thinfinity VNC
Priority LOW 39CWE-346Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-346.
Summary
Thinfinity VNC v4.0.0.1 contains a Cross-Origin Resource Sharing (CORS) vulnerability which can allow an unprivileged remote attacker, if they can trick a user into browse malicious site, to obtain an 'ID' that can be used to send websocket requests and achieve RCE.
Why it matters now
EPSS 0.00665 52nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Thinfinity VNC | 4.0.0.1 | — | No fix listed | CNA |
- Thinfinity VNC Vendor— Affected 4.0.0.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cybelesoft:thinfinity_vnc:4.0.0.1:*:*:*:*:*:*:* | 4.0.0.1 | Vulnerable | Cybelesoft |
- cpe:2.3:a:cybelesoft:thinfinity_vnc:4.0.0.1:*:*:*:*:*:*:* Versions 4.0.0.1 Vulnerable ·Cybelesoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2022-25227
- 2026-10-03 Alias added: GHSA-m9vp-847v-2qr3
- 2026-10-09 EPSS moved to the 50th–90th percentile
References
Sources
- CVE-2022-25227 · CVE Program
- CVE-2022-25227 · NVD
- FIRST EPSS
- GHSA-m9vp-847v-2qr3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences