CVE-2025-29509

Jan v0.5.14 and before is vulnerable to remote code execution (RCE) when the user clicks on a rendered link in the conversation, due to opening external website in the app and the exposure of electronAPI, with a lack of filtering of URL when calling shell.openExternal().
Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitreCNA
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CISA-ADPADP
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 36%
Common Weakness Enumeration
References
https://drive.google.com/file/d/1qDztNtn2merSjYgPRLWFFXqlXM9tcrjD/view?usp=sharing
https://gist.github.com/Suuuuuzy/b8fa2fa083793c460e3686c182f8c4d1