CVE Explorer
CVE-2026-42084
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
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"cosmos","vendor":"OpenC3","versions":[{"status":"affected","version":"< 6.10.5"},{"status":"affected","version":">= 7.0.0.pre.rc1, < 7.0.0-rc3"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-620","description":"CWE-620: Unverified Password Change","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/cna/problemTypes/0/descriptions/0
Source references
5 source assertions{"name":"https://github.com/OpenC3/cosmos/commit/2e623714e3426d5ae81b6f8239d4a2a6937ef776","tags":["x_refsource_MISC"],"url":"https://github.com/OpenC3/cosmos/commit/2e623714e3426d5ae81b6f8239d4a2a6937ef776"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/cna/references/1
{"name":"https://github.com/OpenC3/cosmos/releases/tag/v6.10.5","tags":["x_refsource_MISC"],"url":"https://github.com/OpenC3/cosmos/releases/tag/v6.10.5"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/cna/references/2
{"name":"https://github.com/OpenC3/cosmos/releases/tag/v7.0.0-rc3","tags":["x_refsource_MISC"],"url":"https://github.com/OpenC3/cosmos/releases/tag/v7.0.0-rc3"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/cna/references/3
{"name":"https://github.com/OpenC3/cosmos/security/advisories/GHSA-wgx6-g857-jjf7","tags":["x_refsource_CONFIRM"],"url":"https://github.com/OpenC3/cosmos/security/advisories/GHSA-wgx6-g857-jjf7"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/OpenC3/cosmos/security/advisories/GHSA-wgx6-g857-jjf7"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:34fd8d661281eab6553beaff565650fc3c178d80ce6ed4c4ffdadaab8583999d · sha256:8e62756dba0c5d22… · /containers/adp/0/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.