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  <title>Most recent sightings.</title>
  <updated>2026-06-04T04:23:04.663795+00:00</updated>
  <author>
    <name>Vulnerability-Lookup</name>
    <email>info@circl.lu</email>
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  <subtitle>Contains only the most 10 recent sightings.</subtitle>
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    <title>28ced4b9-184a-45fd-839c-54b2924d3213</title>
    <updated>2026-06-04T04:23:04.738302+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
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    <content>{"uuid": "28ced4b9-184a-45fd-839c-54b2924d3213", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "seen", "source": "The Shadowserver (honeypot/common-vulnerabilities) - (2026-01-11)", "content": "", "creation_timestamp": "2026-01-11T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/28ced4b9-184a-45fd-839c-54b2924d3213/export"/>
    <published>2026-01-11T00:00:00+00:00</published>
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  <entry>
    <id>https://vulnerability.circl.lu/sighting/be4bb51b-d817-488a-9427-bec2263dc531/export</id>
    <title>be4bb51b-d817-488a-9427-bec2263dc531</title>
    <updated>2026-06-04T04:23:04.738227+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "be4bb51b-d817-488a-9427-bec2263dc531", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "seen", "source": "The Shadowserver (honeypot/common-vulnerabilities) - (2026-01-12)", "content": "", "creation_timestamp": "2026-01-12T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/be4bb51b-d817-488a-9427-bec2263dc531/export"/>
    <published>2026-01-12T00:00:00+00:00</published>
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  <entry>
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    <title>57d11470-5569-404e-97dd-95cf0a6d6d7b</title>
    <updated>2026-06-04T04:23:04.738146+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "57d11470-5569-404e-97dd-95cf0a6d6d7b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "exploited", "source": "The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-19)", "content": "", "creation_timestamp": "2026-01-19T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/57d11470-5569-404e-97dd-95cf0a6d6d7b/export"/>
    <published>2026-01-19T00:00:00+00:00</published>
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  <entry>
    <id>https://vulnerability.circl.lu/sighting/0ec80511-b360-428b-b32d-2f9185bdcac0/export</id>
    <title>0ec80511-b360-428b-b32d-2f9185bdcac0</title>
    <updated>2026-06-04T04:23:04.738073+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "0ec80511-b360-428b-b32d-2f9185bdcac0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "seen", "source": "The Shadowserver (honeypot/common-vulnerabilities) - (2026-01-19)", "content": "", "creation_timestamp": "2026-01-19T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/0ec80511-b360-428b-b32d-2f9185bdcac0/export"/>
    <published>2026-01-19T00:00:00+00:00</published>
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  <entry>
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    <title>ef505c85-05e7-42b8-b2d0-81689da76a45</title>
    <updated>2026-06-04T04:23:04.737999+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "ef505c85-05e7-42b8-b2d0-81689da76a45", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "exploited", "source": "The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-20)", "content": "", "creation_timestamp": "2026-01-20T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/ef505c85-05e7-42b8-b2d0-81689da76a45/export"/>
    <published>2026-01-20T00:00:00+00:00</published>
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  <entry>
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    <title>3f54428e-4ffa-4202-a8fa-0d2075e87499</title>
    <updated>2026-06-04T04:23:04.737909+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "3f54428e-4ffa-4202-a8fa-0d2075e87499", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "exploited", "source": "The Shadowserver (honeypot/exploited-vulnerabilities) - (2026-01-26)", "content": "", "creation_timestamp": "2026-01-26T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/3f54428e-4ffa-4202-a8fa-0d2075e87499/export"/>
    <published>2026-01-26T00:00:00+00:00</published>
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  <entry>
    <id>https://vulnerability.circl.lu/sighting/e6f66ea5-9ed3-474b-8dd5-27a5750b7426/export</id>
    <title>e6f66ea5-9ed3-474b-8dd5-27a5750b7426</title>
    <updated>2026-06-04T04:23:04.736938+00:00</updated>
    <author>
      <name>Cédric Bonhomme</name>
      <uri>https://vulnerability.circl.lu/user/cedric</uri>
    </author>
    <content>{"uuid": "e6f66ea5-9ed3-474b-8dd5-27a5750b7426", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "af0120d0-3dac-4a6a-974b-a9f33d2a9846", "vulnerability": "CVE-2021-39226", "type": "exploited", "source": "https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/8abf3b96-398b-4f09-9cf0-39c21c03fe32", "content": "", "creation_timestamp": "2026-02-02T12:27:15.368373Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/e6f66ea5-9ed3-474b-8dd5-27a5750b7426/export"/>
    <published>2026-02-02T12:27:15.368373+00:00</published>
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  <entry>
    <id>https://vulnerability.circl.lu/sighting/4d29407a-66ea-438c-9dd3-fc90f51ecb6b/export</id>
    <title>4d29407a-66ea-438c-9dd3-fc90f51ecb6b</title>
    <updated>2026-06-04T04:23:04.736784+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "4d29407a-66ea-438c-9dd3-fc90f51ecb6b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "seen", "source": "The Shadowserver (honeypot/common-vulnerabilities) - (2026-03-30)", "content": "", "creation_timestamp": "2026-03-30T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/4d29407a-66ea-438c-9dd3-fc90f51ecb6b/export"/>
    <published>2026-03-30T00:00:00+00:00</published>
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  <entry>
    <id>https://vulnerability.circl.lu/sighting/327af76f-ad6d-4a5d-b4e3-4ec83ce98140/export</id>
    <title>327af76f-ad6d-4a5d-b4e3-4ec83ce98140</title>
    <updated>2026-06-04T04:23:04.736582+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "327af76f-ad6d-4a5d-b4e3-4ec83ce98140", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "seen", "source": "The Shadowserver (honeypot/common-vulnerabilities) - (2026-04-11)", "content": "", "creation_timestamp": "2026-04-11T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/327af76f-ad6d-4a5d-b4e3-4ec83ce98140/export"/>
    <published>2026-04-11T00:00:00+00:00</published>
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  <entry>
    <id>https://vulnerability.circl.lu/sighting/5137066e-0708-4436-a1c9-97a6f8216a7e/export</id>
    <title>5137066e-0708-4436-a1c9-97a6f8216a7e</title>
    <updated>2026-06-04T04:23:04.734306+00:00</updated>
    <author>
      <name>Automation user</name>
      <uri>https://vulnerability.circl.lu/user/automation</uri>
    </author>
    <content>{"uuid": "5137066e-0708-4436-a1c9-97a6f8216a7e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-39226", "type": "seen", "source": "The Shadowserver (honeypot/common-vulnerabilities) - (2026-05-29)", "content": "", "creation_timestamp": "2026-05-29T00:00:00.000000Z"}</content>
    <link href="https://vulnerability.circl.lu/sighting/5137066e-0708-4436-a1c9-97a6f8216a7e/export"/>
    <published>2026-05-29T00:00:00+00:00</published>
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