CVE-2026-105220
Twine 2 desktop through 2.12.0 contains a cross-site scripting vulnerability in importStories()…
- Risk score
- 48/100
- CVSS
- 7.8 v3.1
- Exploit chance (30 days)
- 0.2%
- Published
- 4 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- Twine 2 desktop through 2.12.0 contains a cross-site scripting vulnerability in importStories() that executes markup from imported story files in the editor window. Attackers can craft a story file whose script calls the twineElectron openWithScratchFile IPC bridge to write and open a .bat file, executing code as the …
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 7.8 high
References
- https://github.com/klembot/twinejs
- https://github.com/klembot/twinejs/blob/2.12.0/src/electron/main-process/scratch-file.ts#L57-L63
- https://github.com/klembot/twinejs/blob/2.12.0/src/util/import.ts#L134-L136
- https://github.com/klembot/twinejs/commit/3a9af28cabe9684730beb8b578132cad9bb5bc60
- https://github.com/klembot/twinejs/commit/8e8a2bef5b1e20c58b99d22a2a4d8d867fb421cb
- https://github.com/klembot/twinejs/issues/1706
- https://www.vulncheck.com/advisories/twine-2-desktop-through-2.12.0-arbitrary-code-execution-via-imported-story-files
- https://github.com/klembot/twinejs/issues/1706
Original description
Twine 2 desktop through 2.12.0 contains a cross-site scripting vulnerability in importStories() that executes markup from imported story files in the editor window. Attackers can craft a story file whose script calls the twineElectron openWithScratchFile IPC bridge to write and open a .bat file, executing code as the user.
Last activity 4 Oct 2026. Patch Forecast updates every hour.