CVE-2026-86185
Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass
- State
- Published
- Severity
- 8.6 High
- Published
- Sep 5, 2026
- Updated
- Sep 8, 2026
- Reserved
- Sep 5, 2026
Description
Bilibili Desktop through 1.18.0 disables TLS certificate verification process-wide and executes unsigned remote JavaScript configuration without integrity checks. An attacker in an on-path network position can intercept configuration fetches, inject arbitrary JavaScript executed in the renderer with access to the privileged IPC bridge, and execute system commands or steal login credentials.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.0 High | CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-295 Improper Certificate Validation
Affected Products
| Product | Versions |
|---|---|
Bilibili DesktopBilibili |
|
References
- Researcher Advisorythird-party-advisory
- Technical advisory: TLS kill switch, unsigned injectcode config, executeJavaScript sinktechnical-description
- https://app.bilibili.com/product
- VulnCheck Advisory: Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypassthird-party-advisory
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