What is the CVSS score of CVE-2025-55619?

CVE-2025-55619 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Reolink are affected by CVE-2025-55619?

Organizations using Reolink v4.54.0.4.20250526 face critical risk from CVE-2025-55619, a hard-coded crypto key vulnerability rated CVSS 9.8.

Is there a public PoC exploit available for CVE-2025-55619?

Yes, a public proof-of-concept exploit is available for CVE-2025-55619. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-55619?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Monitor vendor channels for patch availability.

Reolink CVE-2025-55619

CRITICAL

Use of Hard-coded Cryptographic Key (CWE-321)

2025-08-22 cve@mitre.org

Information Disclosure Reolink

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:08 vuln.today

PoC Detected

Aug 28, 2025 - 13:34 vuln.today

Public exploit code

CVE Published

Aug 22, 2025 - 17:15 nvd

CRITICAL 9.8

DescriptionCVE.org

Reolink v4.54.0.4.20250526 was discovered to contain a hardcoded encryption key and initialization vector. An attacker can leverage this vulnerability to decrypt access tokens and web session tokens stored inside the app via reverse engineering.

AnalysisAI

Reolink v4.54.0.4.20250526 was discovered to contain a hardcoded encryption key and initialization vector. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-321. Reolink v4.54.0.4.20250526 was discovered to contain a hardcoded encryption key and initialization vector. An attacker can leverage this vulnerability to decrypt access tokens and web session tokens stored inside the app via reverse engineering. Affected products include: Reolink.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

CVE-2025-55619 vulnerability details – vuln.today

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Reolink CVE-2025-55619

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code