Reolink
CVE-2025-55620
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required. Public proof-of-concept exploit code is available. EPSS exploitation probability: 0.03%. |
| Exploit ScenarioDerived | A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAIv1 – Mar 28, 2026
A cross-site scripting (XSS) vulnerability in the valuateJavascript() function of Reolink v4.54.0.4.20250526 allows attackers to execute arbitrary web scripts or HTML via a crafted payload. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. A cross-site scripting (XSS) vulnerability in the valuateJavascript() function of Reolink v4.54.0.4.20250526 allows attackers to execute arbitrary web scripts or HTML via a crafted payload. Affected products include: Reolink.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
A cross-site scripting (XSS) vulnerability in the valuateJavascript() function of Reolink v4.54.0.4.20250526 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.
Executive ViewAI
CVE-2025-55620 presents moderate security risk, a cross-site scripting vulnerability rated CVSS 6.1. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Proof-of-concept code is publicly available. Organizations should apply vendor updates when available and monitor for exploitation.
Apply vendor patch. If patching is delayed: implement CSP headers, enable HttpOnly cookies, deploy WAF XSS rules.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
Affected Products (CPE)CVE.org
On Reolink RLC-410W, C1 Pro, C2 Pro, RLC-422W, and RLC-511W devices through 1.0.227, an authenticated admin can use the
An open redirect vulnerability in Reolink v4.54.0.4.20250526 allows attackers to redirect users to a malicious site via
Credential brute-force exposure in Reolink Home Hub (versions prior to v3.3.0.456_26031911) enables adjacent-network att
Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with Chime - firmware v3.0.0.4662_2503122283 was discovered to contain a
Incorrect access control in the RTMP server settings of Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with Chime - firm
A discrepancy in the error message returned by the login function of Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with
An intent redirection vulnerability in Reolink v4.54.0.4.20250526 allows unauthorized attackers to access internal funct
An issue in the lock screen component of Reolink v4.54.0.4.20250526 allows attackers to bypass authentication via using
Reolink v4.54.0.4.20250526 was discovered to contain a task hijacking vulnerability due to inappropriate taskAffinity se
An Insecure Direct Object Reference (IDOR) vulnerability in Reolink v4.54.0.4.20250526 allows unauthorized attackers to
Reolink v4.54.0.4.20250526 was discovered to contain a hardcoded encryption key and initialization vector. Rated critica
GitHub PoC
Exploit-DB