Critical severity · published Oct 28, 2026
CVE-2026-115904
Topluyo Desktop for Linux has an OS Command Injection issue
New
9.6
CVSS
–
EPSS
No
On KEV
Description
Topluyo is a social networking platform. A vulnerability exists in Topluyo Desktop for Linux prior to version 2026.9.2410 where user-controlled URLs are unsafely processed, leading to OS Command Injection via the `openExternalLinks()` routine in `utils.js`. An attacker who controls a target URL can execute arbitrary operating system commands with the privileges of the user running the application upon opening the link. Version 2026.9.2410 patches the issue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AP
App · topluyo
< 2026.9.2410 · source: vendor