Browser script execution via reflected phishing input
Published Nov 20, 2025 · Updated Nov 20, 2025
Reflected XSS in Kaspersky Endpoint Security with databases before 18.11.2025 allows remote attackers to execute script via phishing. Kaspersky has not published the affected component or how attacker-controlled input is reflected into browser-rendered output. Exploitation requires a user to follow a phishing lure, and the resulting script can read or alter content in the affected web context without interrupting the service.
Summary
What happened
Reflected XSS in Kaspersky Endpoint Security with databases before 18.11.2025 allows remote attackers to execute script via phishing. Kaspersky has not published the affected component or how attacker-controlled input is reflected into browser-rendered output. Exploitation requires a user to follow a phishing lure, and the resulting script can read or alter content in the affected web context without interrupting the service.
The record
- CVE
- CVE-2025-64984
- Published
- Nov 20, 2025
- Updated
- Nov 20, 2025
- Vendor
- Kaspersky
- Product
- Kaspersky Endpoint Security
- Classifications
- CWE-79, T1204.001
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Nov 20, 2025CVE publishedPublication date reported by the CVE source.
- Nov 20, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=12.0.0.325
- Affected versionversion=12.1.0.553
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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