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CVE-2026-3404

A flaw has been found in thinkgem JeeSite up to 5.15.1. Impacted is an unknown function of the file /com/jeesite/common/shiro/cas/CasOutHandler.java of the component Endpoint. Executing a manipulation can lead to xml external entity reference. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is considered difficult. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a114a21688f7942ddcfd7f2e5ff73dedd1ca8669d25bb2f7797c326224f759a9
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":4.6,"vectorString":"AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":2.3,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/0/cvssV4_0
cwe · 2 assertions

{"cweId":"CWE-610","description":"Externally Controlled Reference","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-611","description":"XML External Entity Reference","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:jeesite:jeesite:*:*:*:*:*:*:*:*"],"modules":["Endpoint"],"product":"JeeSite","vendor":"thinkgem","versions":[{"status":"affected","version":"5.15.0"},{"status":"affected","version":"5.15.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":4.6,"vectorString":"AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":2.3,"baseSeverity":"LOW","vectorString":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-610","description":"Externally Controlled Reference","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-611","description":"XML External Entity Reference","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"name":"VDB-348299 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/?ctiid.348299"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/references/1
{"name":"VDB-348299 | thinkgem JeeSite Endpoint CasOutHandler.java xml external entity reference","tags":["vdb-entry"],"url":"https://vuldb.com/?id.348299"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/references/0
{"name":"Submit #763732 | Jeesite v5.15.1 XXE","tags":["third-party-advisory"],"url":"https://vuldb.com/?submit.763732"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/references/2
{"tags":["exploit"],"url":"https://www.yuque.com/la12138/pa2fpb/ew8x2qss8dv0bsu0?singleDoc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:676294f423daebb62bb757d1dbe658a72b17e314c68f54f99f360ef59e28a746 · sha256:494831c123e2394e… · /containers/cna/references/3

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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