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Fencer Intel
high 8.1

CVE-2021-27572 json

An issue was discovered in Emote Remote Mouse through 4.0.0.0.

published 5y ago modified 4mo ago also EUVD-2021-14322

cvss
8.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.2%
EPSS 3.2% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

An issue was discovered in Emote Remote Mouse through 4.0.0.0. Authentication Bypass can occur via Packet Replay. Remote unauthenticated users can execute arbitrary code via crafted UDP packets even when passwords are set.

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Exploit prediction

3.25% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • axelp.io https://axelp.io/MouseTrap referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-294 Authentication Bypass by Capture-replay

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.