Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-51538

EIPStackGroup OpENer 2.3.0 (commit 76b95cf) suffers from an Incorrect Access Control vulnerability in its handling of encapsulation sessions. When the server processes critical encapsulation commands, it verifies whether the provided session_handle exists in the global session list, but it fails to verify whether that handle belongs to the specific TCP connection issuing the request. Because there is no strong binding between a session handle and its originating socket, any attacker on the netwo
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:6d063a56a228c48c740c7bad24c9b2229da0c5e71c0ee035dedd88883a247d3e
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

{"cweId":"CWE-284","description":"CWE-284 Improper Access Control","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/adp/0/problemTypes/0/descriptions/0

{"description":"n/a","lang":"en","type":"text"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/cna/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_v5affected
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":9.1,"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:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-284","description":"CWE-284 Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/adp/0/problemTypes/0/descriptions/0
{"description":"n/a","lang":"en","type":"text"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"url":"https://gist.github.com/MrAlaskan/8156ca3acd6754a9f66efede0a1351f2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/cna/references/1
{"url":"https://github.com/EIPStackGroup/OpENer/issues/565"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/EIPStackGroup/OpENer/issues/565"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9ab230dd2893ef25d5cb6d897203b45ac924ef2fc4308b6d1f3f21e3e1b2de1 · sha256:84b7b33ee21be96f… · /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.

← Back to CVE Explorer