Vulnerability in Codexu Notegen
CVE-2026-111935
NoteGen through 0.38.3 contains an external control of file path vulnerability in chat image analysis that allows attackers to read local image files via unvalidated synced sourceUrl paths. Attackers with write access to the victim's sync target can plant absolute paths or file:// URLs, causing image_inspect to send local images to the AI provider.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 2.6 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/codexu/note-gen/issues/1296 (issue-tracking)
- github.com/codexu/note-gen/commit/6840c13c4fcb71a79b7df838d19a026830d64b96 (patch)
- github.com/codexu/note-gen/commit/64e671eb58f56ad6ebec0d99d32f6037f9319979 (patch)
- github.com/codexu/note-gen/blob/note-gen-v0.38.3/src/lib/chat-image-context.ts (technical-description)
- github.com/codexu/note-gen/blob/note-gen-v0.38.3/src/lib/sync/conversation-sync… (technical-description)
- www.vulncheck.com/advisories/notegen-through-0.38.3-local-file-disclosure-via-c… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111935?
- CVE-2026-111935 is a low-severity vulnerability in Codexu Notegen, classified under External Control of File Name or Path. CVSS score: 2.6/10. Published 2026-10-19.
- How severe is CVE-2026-111935?
- Low severity. CVSS v3 base score is 2.6 out of 10.