Reflected Cross-Site Scripting Vulnerability in HSS Embed Streaming Video by Hoststreamsell
CVE-2025-23523
7.1HIGH
What is CVE-2025-23523?
The HSS Embed Streaming Video plugin by Hoststreamsell is susceptible to a reflected XSS vulnerability. This arises from improper neutralization of user input during web page generation, enabling attackers to execute arbitrary scripts in the context of the user's browser. The exploit can give unauthorized access to sensitive user data, impacting the overall security posture of affected installations. Users are encouraged to review their versions and apply necessary updates to mitigate potential exploitation.

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Affected Version(s)
HSS Embed Streaming Video <= 3.23
References
CVSS V3.1
Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed
Timeline
Vulnerability published
Vulnerability Reserved
Credit
João Pedro S Alcântara (Kinorth) (Patchstack Alliance)