CVE-2025-55619 json
Reolink v4.54.0.4.20250526 was discovered to contain a hardcoded encryption key and initialization vector.
published 2025-08-22 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-25610
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 36%
- public exploits
- 0
- none known
Summary
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.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- total
- Assessed
- 14 mo ago
Exploit prediction
0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- relieved-knuckle-264.notion.site https://relieved-knuckle-264.notion.site/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5db0 referenced PoC, tagged "exploit" by a source, unverified
- notion.so https://www.notion.so/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5db0 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-321 Use of Hard-coded Cryptographic Key
References
-
relieved-knuckle-264.notion.site
/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5
exploit, third-party-advisory
-
notion.so
/Reolink-Android-App-Uses-Hardcoded-AES-Key-and-IV-for-Sensitive-Data-Decryption-21a43700364280dc95bedcf6ac1a5
exploit, third-party-advisory
-
cwe.mitre.org
/data/definitions/329.html
product
-
cwe.mitre.org
/data/definitions/321.html
product
-
nvd.nist.gov
/vuln/detail/CVE-2020-25173
not-applicable
-
developer.android.com
/reference/kotlin/androidx/security/crypto/EncryptedSharedPreferences
third-party-advisory
Sources
- CVE List CVE-2025-55619
- NVD CVE-2025-55619
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