CVE Explorer
CVE-2026-31309
Improper authorization in the /tequilapi/config/user endpoint of Mysterium Node from v1.21.1-rc0 before v1.36.0 allows an unauthenticated attacker to arbitrarily overwrite the node's configuration and achieve a full node takeover via a crafted POST request.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1
Preserved source conflicts
No provider value was silently selected as the winner.
cwe · 2 assertions
{"description":"n/a","lang":"en","type":"text"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/adp/0/problemTypes/0/descriptions/0
Affected products and versions
1 source assertion{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
2 source assertions{"description":"n/a","lang":"en","type":"text"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/adp/0/problemTypes/0/descriptions/0
Source references
4 source assertions{"url":"https://github.com/mysteriumnetwork/node/"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/cna/references/0
{"url":"https://github.com/mysteriumnetwork/node/commit/bc099fcaff59fee9c8a8f8e07ffff5b3c5df2bb9"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/cna/references/1
{"url":"https://github.com/sch8ill/CVE-2026-31309"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /containers/cna/references/2
{"tags":["exploit"],"url":"https://github.com/sch8ill/CVE-2026-31309"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:44ffd1f138a82b745d70ec0e401f5ea30865250c5782055e134e213f5a634d72 · sha256:e1a7e04b0c2bfade… · /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.