How severe is CVE-2021-27571?

CVE-2021-27571 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 low, integrity none, and availability none.

Is CVE-2021-27571 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27571?

CVE-2021-27571 affects Remotemouse Emote Remote Mouse. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-27571?

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

When was CVE-2021-27571 published?

CVE-2021-27571 was published on 2021-05-07 and last updated on 2026-06-17.

CVE-2021-27571

CVE-2021-27571 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% (63rd 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 retrieve recently used and running applications, their icons, and their file paths. This information is sent in cleartext and is not protected by any authentication logic.

Frequently asked questions

What is CVE-2021-27571?: An issue was discovered in Emote Remote Mouse through 4.0.0.0. Attackers can retrieve recently used and running applications, their icons, and their file paths. This information is sent in cleartext and is not protected by any authentication logic.
How severe is CVE-2021-27571?: CVE-2021-27571 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 low, integrity none, and availability none.
Is CVE-2021-27571 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27571?: CVE-2021-27571 affects Remotemouse Emote Remote Mouse. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27571?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27571 published?: CVE-2021-27571 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-2021-27570 — Medium (CVSS 5.3): An issue was discovered in Emote Remote Mouse through 3.015. Attackers can close any running process by sending the…
CVE-2021-27569 — Medium (CVSS 5.3): An issue was discovered in Emote Remote Mouse through 4.0.0.0. Attackers can maximize or minimize the window of a…

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