CVE-2026-86185 Bilibili Desktop through 1.18.0 Remote Code Execution via TLS Verification Bypass
An on-path attacker can bypass TLS verification to inject malicious JavaScript, leading to remote code execution and credential theft in Bilibili Desktop.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-86185?
CVE-2026-86185 is a high-severity vulnerability in Bilibili Desktop, published on 5 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-295
Which versions are affected by CVE-2026-86185?
How do I fix CVE-2026-86185?
No fix has been published for CVE-2026-86185 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-86185 being exploited?
There is no known exploitation of CVE-2026-86185 in the wild and no public exploit code.
Sources
Also known as GHSA-fqf8-xgqj-hc63.