How severe is CVE-2021-27569?

CVE-2021-27569 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2021-27569 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27569?

CVE-2021-27569 affects Remotemouse Emote Remote Mouse. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-27569?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-27569 published?

CVE-2021-27569 was published on 2021-05-07 and last updated on 2026-06-17.

CVE-2021-27569

CVE-2021-27569 is a medium-severity vulnerability in Remotemouse Emote Remote Mouse with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Remotemouse Emote Remote Mouse
Published: 2021-05-07
Last modified: 2026-06-17

Description

An issue was discovered in Emote Remote Mouse through 4.0.0.0. Attackers can maximize or minimize the window of a running process by sending the process name in a crafted packet. This information is sent in cleartext and is not protected by any authentication logic.

Frequently asked questions

What is CVE-2021-27569?: An issue was discovered in Emote Remote Mouse through 4.0.0.0. Attackers can maximize or minimize the window of a running process by sending the process name in a crafted packet. This information is sent in cleartext and is not protected by any authentication logic.
How severe is CVE-2021-27569?: CVE-2021-27569 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-27569 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27569?: CVE-2021-27569 affects Remotemouse Emote Remote Mouse. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27569?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27569 published?: CVE-2021-27569 was published on 2021-05-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:remotemouse:emote_remote_mouse:*:*:*:*:*:*:*:*

More vulnerabilities in Remotemouse Emote Remote Mouse

CVE-2021-27573 — Critical (CVSS 9.8): An issue was discovered in Emote Remote Mouse through 4.0.0.0. Remote unauthenticated users can execute arbitrary code…
CVE-2021-27574 — High (CVSS 8.1): An issue was discovered in Emote Remote Mouse through 4.0.0.0. It uses cleartext HTTP to check, and request, updates.…
CVE-2021-27572 — High (CVSS 8.1): An issue was discovered in Emote Remote Mouse through 4.0.0.0. Authentication Bypass can occur via Packet Replay.…
CVE-2021-27571 — Medium (CVSS 5.3): An issue was discovered in Emote Remote Mouse through 4.0.0.0. Attackers can retrieve recently used and running…
CVE-2021-27570 — Medium (CVSS 5.3): An issue was discovered in Emote Remote Mouse through 3.015. Attackers can close any running process by sending the…

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