CVE-2022-25226
10.0
CRITICAL · CVSS 3.1 · EPSS 11% (pctl 96)
Patch early
EPSS 11% — above the 10% action threshold.
Description
ThinVNC version 1.0b1 allows an unauthenticated user to bypass the authentication process via 'http://thin-vnc:8080/cmd?cmd=connect' by obtaining a valid SID without any kind of authentication. It is possible to achieve code execution on the server by sending keyboard or mouse events to the server.
Scoring
| CVSS | 10.0 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| EPSS | 10.99% — more likely to be exploited than 96% of all CVEs |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-04-18 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| cybelsoft | thinvnc |
References
→ the Explorer · watch your stack · NVD