CVE-2025-47821: Flock Safety Gunshot Detection devices before 1.3 have a hardcoded password for a system.

Q: How do I fix CVE-2025-47821?

gunshot detection firmware: upgrade to newer than 1.3. Exact commands for each OS are on this page.

Q: Is CVE-2025-47821 being exploited?

CVE-2025-47821 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-47821 affect?

CVE-2025-47821 affects gunshot detection firmware. Severity is low (CVSS 2.2). Flock Safety Gunshot Detection devices before 1.3 have a hardcoded password for a system.

Q: How urgent is CVE-2025-47821?

Priority 11/100. No elevated risk signals yet.

Routine

LOW 2.2UPGRADE

CVE-2025-47821 is a low-severity flaw (CVSS 2.2) affecting gunshot detection firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Flock Safety Gunshot Detection devices before 1.3 have a hardcoded password for a system.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	2.2 (Low)
Attack vector	Physical
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-259
Published	2025-06-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: flocksafety

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-06-27 03:15 UTCPublished CVE record published
2026-06-17 09:28 UTCUpdated Record last modified

flocksafety gunshot detection firmware UPGRADE

Affected: <= 1.3

Fixed in: newer than 1.3

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-47821?

gunshot detection firmware: upgrade to newer than 1.3. Exact commands for each OS are on this page.

Is CVE-2025-47821 being exploited?

CVE-2025-47821 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-47821 affect?

CVE-2025-47821 affects gunshot detection firmware. Severity is low (CVSS 2.2). Flock Safety Gunshot Detection devices before 1.3 have a hardcoded password for a system.

How urgent is CVE-2025-47821?

Priority 11/100. No elevated risk signals yet.

Related CVEs

CVE-2025-47820 LOW 2.0 UPGRADE Flock Safety Gunshot Detection devices before 1.3 have cleartext storage of code.
CVE-2025-47819 MEDIUM 6.4 UPGRADE Flock Safety Gunshot Detection devices before 1.3 have an on-chip debug interface with improper access control
CVE-2025-47818 LOW 2.2 UPGRADE Flock Safety Gunshot Detection devices before 1.3 have a hard-coded password for a connection.

References

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