Bilibili Desktop up to 1.18.0 TLS Certificate Verification certificate validation

Summaryinfo

A vulnerability was found in Bilibili Desktop up to 1.18.0. It has been classified as problematic. Impacted is an unknown function of the component TLS Certificate Verification. Performing a manipulation results in certificate validation. This vulnerability is reported as CVE-2026-86185. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Bilibili Desktop up to 1.18.0. It has been classified as problematic. This affects an unknown code block of the component TLS Certificate Verification. The manipulation with an unknown input leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on integrity. The summary by CVE is:

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.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-86185 since 09/05/2026. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/05/2026). The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• Bilibili

Name

• Desktop

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18.0

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CPE 2.2info

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Entryinfo

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