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The vulnerability of the file upload function in the software platform used for audio and video calls on Unblu Spark allows a perpetrator to upload any desired files.
🗓️ 06 Jan 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | CVE-2025-3518 | 22 Apr 202509:04 | – | circl |
 | Unblu Spark 安全漏洞 | 22 Apr 202500:00 | – | cnnvd |
 | CVE-2025-3518 | 22 Apr 202508:49 | – | cve |
 | CVE-2025-3518 File upload functionality possible even when disabled | 22 Apr 202508:49 | – | cvelist |
 | EUVD-2025-12325 | 3 Oct 202520:07 | – | euvd |
 | CVE-2025-3518 | 22 Apr 202509:15 | – | nvd |
 | CVE-2025-3518 | 22 Apr 202509:15 | – | osv |
 | PT-2025-17490 · Unblu · Unblu Spark +1 | 22 Apr 202500:00 | – | ptsecurity |
 | CVE-2025-3518 | 26 Apr 202500:29 | – | redhatcve |
 | CVE-2025-3518 File upload functionality possible even when disabled | 22 Apr 202508:49 | – | vulnrichment |
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06 Jan 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 24
CVSS 35
EPSS0.00198