No. CVE-2014-4077
A Microsoft Input Method Editor (IME) Japanese bug is being used in attacks
Yes. Attackers are using this right now.
What to do
Apply the vendor's update. If there is none, stop using it or cut it off from the internet.
- Confirmed in attacks
- May 25, 2022
- Product
- Microsoft Input Method Editor (IME) Japanese
- Attack likelihood, next 30 days
- 55%
Attack likelihood is EPSS, a daily estimate from FIRST.org of how likely this bug is to be used in attacks in the next 30 days.
The official description
Microsoft Input Method Editor (IME) Japanese is a keyboard with Japanese characters that can be enabled on Windows systems as it is included by default (with the default set as disabled). IME Japanese contains an unspecified vulnerability when IMJPDCT.EXE (IME for Japanese) is installed which allows attackers to bypass a sandbox and perform privilege escalation.
Required action: Apply updates per vendor instructions.
For your tech helper
A read-only checklist for whoever helps you with your computer, or an AI assistant. Paste it into Claude, ChatGPT or a coding agent; it only looks and changes nothing.
Read-only check, change nothing, send nothing anywhere.
Is Microsoft Input Method Editor (IME) Japanese (CVE-2014-4077) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2014-4077. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.