CVE-2026-90946 DeepWiki-Open - Arbitrary File Read

DeepWiki-Open through commit d92819a contains an arbitrary file read vulnerability caused by lack of path containment in the unauthenticated /ws/chat WebSocket endpoint, letting attackers read sensitive files, exploit requires no authentication.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.51% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Arbitrary File Read
Impact
File System Read, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
14 September 2026
Updated
15 October 2026
Weakness
CWE-73

Vendor fix

Update to a version that fixes the path containment issue or apply patches to restrict filesystem path access.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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