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Recorded 29 Oct 2026 at 20:19 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

The historical field “Public exploit code” recorded Nuclei detection-template membership. It did not establish exploit availability. The original recorded fields remain below.

CVEMicrosoft Security Response Center

Microsoft SharePoint Server Remote Code Execution Vulnerability

Improper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

What it said

CVE
CVE-2026-65660
Severity
Important
CVSS base score
8.8
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Impact
Remote Code Execution
Exploitation detected
No known exploitation (MSRC assessment)
Publicly disclosed
No (MSRC assessment)
Exploitability
Exploitation Less Likely
Component
Microsoft Office SharePoint
Weakness
CWE-94: Improper Control of Generation of Code ('Code Injection')
Issued by
Microsoft
Customer action
Required: follow the MSRC remediation guidance
Affected products
Microsoft SharePoint Enterprise Server 2016, Microsoft SharePoint Server 2019, Microsoft SharePoint Server Subscription Edition
Updates that fix it
KB5002893: Microsoft SharePoint Server Subscription Edition; KB5002894: Microsoft SharePoint Server 2019; KB5002896: Microsoft SharePoint Server 2019; KB5002905: Microsoft SharePoint Enterprise Server 2016; KB5002906: Microsoft SharePoint Enterprise Server 2016
CISA KEV
Listed 25 Sep 2026; remediation due 28 Sep 2026
EPSS
8.2%; scored 29 Oct 2026
Public detection template
No Nuclei template listed
Published
11 Aug 2026 07:00 UTC
Last revised
25 Sep 2026 07:00 UTC
Revision note
As of 9/25/2026, Microsoft had reliable evidence of observed attacks against exploitation of this vulnerability.
Public exploit code
No Nuclei template listed

Source evidence when recorded

Microsoft security releases
Complete at observationRead 29 Oct 2026 at 20:17 UTC
CISA KEV
Complete at observationRead 29 Oct 2026 at 20:17 UTC
FIRST EPSS
Complete at observationRead 29 Oct 2026 at 20:17 UTC
Public detection templates (Nuclei)
Complete at observationRead 29 Oct 2026 at 20:17 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

What changed

  1. Detection template: No Nuclei template listed · Customer action: Required: apply the update → Required: follow the MSRC remediation guidance · Public disclosure: No → No (MSRC assessment) · Exploitation detected: Not reported by MSRC → No known exploitation (MSRC assessment)
  2. Detection template: Unknown: exploit-code evidence is incomplete or retained → No Nuclei template listed
  3. Detection template: No Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained
Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (31)

Up to 100 recent field edits are shown; older edits may be outside retention.

  1. 29 Oct 2026 · 20:19:26 UTC Public detection templateNo Nuclei template listed
  2. 29 Oct 2026 · 20:19:26 UTC Customer actionRequired: apply the update → Required: follow the MSRC remediation guidance
  3. 29 Oct 2026 · 20:19:26 UTC Publicly disclosedNo → No (MSRC assessment)
  4. 29 Oct 2026 · 20:19:26 UTC Exploitation detectedNot reported by MSRC → No known exploitation (MSRC assessment)
  5. 29 Oct 2026 · 18:33:30 UTC EPSS8.2%; scored 28 Oct 2026 → 8.2%; scored 29 Oct 2026
  6. 28 Oct 2026 · 20:00:33 UTC EPSS8.2%; scored 27 Oct 2026 → 8.2%; scored 28 Oct 2026
  7. 27 Oct 2026 · 15:48:13 UTC EPSS8.2%; scored 26 Oct 2026 → 8.2%; scored 27 Oct 2026
  8. 26 Oct 2026 · 23:57:09 UTC EPSS8.2%; scored 25 Oct 2026 → 8.2%; scored 26 Oct 2026
  9. 25 Oct 2026 · 17:12:51 UTC EPSS2.1%; scored 24 Oct 2026 → 8.2%; scored 25 Oct 2026
  10. 25 Oct 2026 · 01:34:18 UTC EPSS2.1%; scored 23 Oct 2026 → 2.1%; scored 24 Oct 2026
  11. 23 Oct 2026 · 15:51:28 UTC EPSS2.1%; scored 22 Oct 2026 → 2.1%; scored 23 Oct 2026
  12. 23 Oct 2026 · 09:33:49 UTC Public exploit codeUnknown: exploit-code evidence is incomplete or retained → No Nuclei template listed
  13. 23 Oct 2026 · 09:33:49 UTC Source coverage: public-exploit-codeIncomplete → Current
  14. 23 Oct 2026 · 09:33:49 UTC Source coverage: first-epssIncomplete → Current
  15. 23 Oct 2026 · 09:33:49 UTC Source coverage: cisa-kevIncomplete → Current
  16. 23 Oct 2026 · 09:33:49 UTC Source coverage: msrc-cvrfIncomplete → Current
  17. 23 Oct 2026 · 08:31:50 UTC Public exploit codeNo Nuclei template listed → Unknown: exploit-code evidence is incomplete or retained
  18. 23 Oct 2026 · 08:31:50 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  19. 23 Oct 2026 · 08:31:50 UTC Source coverage: first-epssCurrent → Incomplete
  20. 23 Oct 2026 · 08:31:50 UTC Source coverage: cisa-kevCurrent → Incomplete
  21. 23 Oct 2026 · 08:31:50 UTC Source coverage: msrc-cvrfCurrent → Incomplete
  22. 22 Oct 2026 · 17:33:15 UTC EPSS2.1%; scored 21 Oct 2026 → 2.1%; scored 22 Oct 2026
  23. 21 Oct 2026 · 21:47:24 UTC EPSS2.1%; scored 20 Oct 2026 → 2.1%; scored 21 Oct 2026
  24. 20 Oct 2026 · 20:53:31 UTC EPSS2.1%; scored 19 Oct 2026 → 2.1%; scored 20 Oct 2026
  25. 19 Oct 2026 · 15:12:40 UTC EPSS2.1%; scored 18 Oct 2026 → 2.1%; scored 19 Oct 2026
  26. 18 Oct 2026 · 14:54:30 UTC EPSS2.1%; scored 16 Oct 2026 → 2.1%; scored 18 Oct 2026
  27. 18 Oct 2026 · 14:54:30 UTC Link: August 2026/security?release=2026-Aug#cves
  28. 16 Oct 2026 · 16:13:25 UTC EPSS2.1%; scored 15 Oct 2026 → 2.1%; scored 16 Oct 2026
  29. 15 Oct 2026 · 21:30:54 UTC EPSS2.1%; scored 14 Oct 2026 → 2.1%; scored 15 Oct 2026
  30. 15 Oct 2026 · 01:07:54 UTC EPSS2.1%; scored 13 Oct 2026 → 2.1%; scored 14 Oct 2026
  31. 14 Oct 2026 · 11:22:42 UTC Source coverage: msrc-cvrfIncomplete → Current
ChangeIntel

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Sources read 15 Nov 18:02 UTC · 254 of 275 readable · 250 fully read · documentation 469/469 current

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