Description
OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. Prior to versions 6.10.5 and 7.0.0-rc3, the OpenC3 password change functionality allows a user to change their password without providing the old password, by accepting a valid session token instead. In assumed breach scenarios, this behaviour can be exploited by an attacker who has already obtained a valid session token, to gain persistence in hijacked account (including admin) and prevent legitimate users from accessing the account. This issue has been patched in versions 6.10.5 and 7.0.0-rc3.
Details
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| cosmos | โ | โ |
| openc3 | 7.0.0.pre.rc1 | 7.0.0-rc3 |
| unknown | โ | โ |
References
Similar Threats
- Critical CVE-2026-42088
- Critical CVE-2026-42087
- Medium CVE-2026-42085
- Medium CVE-2026-42086
- Unknown MAL-2025-186357
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