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CVE-2026-123208noname v1.11.2 through v1.11.6.1 Missing Authentication in Electron Local File Server
noname Electron desktop build v1.11.2 through v1.11.6.1 contains an unauthenticated local file server with wildcard CORS that allows malicious websites to read, overwrite, or delete installation files. Attackers can send cross-origin requests to /writeFile on localhost port 8089 to overwrite renderer scripts, executing JavaScript with Node.js access as the local user.
7.7 HIGHEPSS 0.37%Not in KEVNVD: Received
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 7.7 | HIGH | 4.0VulnCheck (CNA) | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 8.8 | HIGH | 3.1VulnCheck (CNA) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Details
- CVE ID
- CVE-2026-123208
- Status
- Received
- Assigner (CNA)
- VulnCheck
- Published
- Nov 5, 2026
- Last modified
- 2026-11-05 19:17 UTC
- Weaknesses
- CWE-306 · Missing Authentication for Critical Function
Affected Products
As published by the CNA in the CVE record.
libnonamenoname1 version range
- v1.11.2 through v1.11.6.1
References
- github.com https://github.com/libnoname/noname/blob/0b7e4be4b6ef64ab8579b2ffc643a2a626e4fede/apps/electron/app/main.ts#L6-L13
- github.com https://github.com/libnoname/noname/blob/0b7e4be4b6ef64ab8579b2ffc643a2a626e4fede/packages/fs/src/index.ts#L71-L74
- github.com https://github.com/libnoname/noname/commit/b5793c5abdc957a3a2c0ad44abfc4849f3ac3219
- github.com https://github.com/libnoname/noname/issues/4524
- github.com https://github.com/libnoname/noname/pull/4606
- vulncheck.com https://www.vulncheck.com/advisories/noname-1.11.2-through-1.11.6.1-missing-authentication-in-electron-local-file-server