Lyrie
Active Exploitation
1 sources verified·1 min read
By Lyrie Threat Intelligence·5/5/2026

0day Intel: We released first detection rules for Copy Fail / CVE-2026-31431.

YARA rules by

Source: X search for PoC exploit 2026

Posted: 2026-04-30T10:13:24.000Z

Likes: 541

Full Tweet

We released first detection rules for Copy Fail / CVE-2026-31431.

YARA rules by me:

https://t.co/VTcYEuQlVh

It covers public PoC artifacts, including known payloads, exploit code fragments and URLs seen in shared material.

More generic rules for customer environments are still https://t.co/t9Wfmo0BUH https://t.co/FVxZnbnQMi

Source Link

https://x.com/i/status/2049794238859129283

Lyrie Verdict

Lyrie's autonomous defense layer flags this class of exposure the moment it surfaces — no signature update required.

Validated sources

  1. [1]@1538299243 on X