CVE-2025-55619

Name: CVE-2025-55619
Creator: NVD / NIST
Published: 2025-08-22T17:15:32.727+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2025-55619 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.38%

29.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-321

Affected Software

Vendor	Product	Versions
Reolink	Reolink	4.54.0.4.20250526

References

https://cwe.mitre.org/data/definitions/321.htmlProduct
https://cwe.mitre.org/data/definitions/329.htmlProduct
https://developer.android.com/reference/kotlin/androidx/security/crypto/EncryptedSharedPreferencesThird Party Advisory
https://nvd.nist.gov/vuln/detail/CVE-2020-25173Not Applicable
https://www.notion.so/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5db0Exploit, Third Party Advisory
https://relieved-knuckle-264.notion.site/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5db0Exploit, Third Party Advisory

Timeline

Published: Aug 22, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-55619?

How severe is CVE-2025-55619?

CVE-2025-55619 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2025-55619?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-55619?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST