FKIE_CVE-2025-63416

Vulnerability from fkie_nvd - Published: 2025-11-05 19:16 - Updated: 2025-11-07 19:47
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Summary
** exclusively-hosted-service ** A Stored Cross-Site Scripting (XSS) vulnerability in the chat functionality of the SelfBest platform 2023.3 allows authenticated low-privileged attackers to execute arbitrary JavaScript in the context of other users' sessions. This can be exploited to access administrative data and functions, leading to privilege escalation and full compromise of sensitive user data, as demonstrated by the ability to fetch and exfiltrate the contents of the /admin/users endpoint.
References
cve@mitre.orghttps://rohitchaudhary045.medium.com/cve-2025-63416-the-admin-panel-heist-stored-xss-to-privilege-escalation-b4c69d8487f1Exploit, Mitigation, Third Party Advisory
cve@mitre.orghttps://self.bestProduct
Impacted products
Vendor Product Version
selfbest selfbest 2023.3
To clipboard 

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  "id": "CVE-2025-63416",
  "lastModified": "2025-11-07T19:47:41.363",
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
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          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.