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CVE-2025-61987

GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and GroupSession ZION prior to ver5.3.2. do not validate origins in WebSockets. If a user accesses a crafted page, Chat information sent to the user may be exposed.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:89d7fc147ab0d1f99df6bea330855e157593973b990120bc790009f3e5e7432b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 3 assertions

{"product":"GroupSession Free edition","vendor":"Japan Total System Co.,Ltd.","versions":[{"status":"affected","version":"prior to ver5.3.0"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/affected/0

{"product":"GroupSession ZION","vendor":"Japan Total System Co.,Ltd.","versions":[{"status":"affected","version":"prior to ver5.3.2"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/affected/2

{"product":"GroupSession byCloud","vendor":"Japan Total System Co.,Ltd.","versions":[{"status":"affected","version":"prior to ver5.3.3"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/affected/1
cvss · 2 assertions

{"metric":{"baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/metrics/1/cvssV4_0

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/metrics/0/cvssV3_0

Affected products and versions

3 source assertions
{"product":"GroupSession Free edition","vendor":"Japan Total System Co.,Ltd.","versions":[{"status":"affected","version":"prior to ver5.3.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/affected/0
{"product":"GroupSession ZION","vendor":"Japan Total System Co.,Ltd.","versions":[{"status":"affected","version":"prior to ver5.3.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/affected/2
{"product":"GroupSession byCloud","vendor":"Japan Total System Co.,Ltd.","versions":[{"status":"affected","version":"prior to ver5.3.3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/affected/1

Provider-owned CVSS observations

2 source assertions
{"metric":{"baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/metrics/1/cvssV4_0
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/metrics/0/cvssV3_0

CWE assertions

1 source assertion
{"cweId":"CWE-1385","description":"Missing origin validation in WebSockets","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"url":"https://groupsession.jp/info/info-news/security20251208"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/references/0
{"url":"https://jvn.jp/en/jp/JVN19940619/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ab795dc90f510e56d38da7d83d9a25c597eaa3d7ae17448ef225161a24134cd8 · sha256:a4a71af07541fdd6… · /containers/cna/references/1

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.

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