CVE-2026-32201

CRITICALPre-NVD 6.59.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2026-04-14), indicating real-world exploitation has been confirmed by US federal agencies. the CNA's CVSS baseline 6.5 retained for reference (NVD's own analysis pending). Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, cna:microsoft, epss, ghsa
Trending — 5 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 43%CVSS: 6.5Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

CVSS v3
6.5
EG Score
9.0(high)
EG Risk
96(Attend)
EG Risk 96/100SSVC: Attend

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity90% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
43%
EPSS %ILE
99%
KEV
⚠ Exploited

Published

April 14, 2026

Last Modified

August 14, 2026

Advisory Details (2)

Auto-updated May 20, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: microsoft, cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-32201
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32201

Vendor Advisories for CVE-2026-32201(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 88× in last 7d / 412× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 1,473 total refreshes for this CVE.

  1. 2026-09-15 04:29 UTCEG score recompute
  2. 2026-09-15 04:29 UTCVendor advisory
  3. 2026-09-15 04:29 UTCGHSA enrichment
  4. 2026-09-15 00:32 UTCVendor advisory
  5. 2026-09-15 00:32 UTCGHSA enrichment
  6. 2026-09-14 20:35 UTCVendor advisory
  7. 2026-09-14 20:35 UTCGHSA enrichment
  8. 2026-09-14 19:24 UTCCISA KEV update
  9. 2026-09-14 16:38 UTCVendor advisory
  10. 2026-09-14 16:38 UTCGHSA enrichment
  11. 2026-09-14 12:41 UTCVendor advisory
  12. 2026-09-14 12:41 UTCGHSA enrichment
  13. 2026-09-14 08:44 UTCVendor advisory
  14. 2026-09-14 08:44 UTCGHSA enrichment
  15. 2026-09-14 04:47 UTCVendor advisory
  16. 2026-09-14 04:47 UTCGHSA enrichment
  17. 2026-09-14 00:51 UTCVendor advisory
  18. 2026-09-14 00:51 UTCGHSA enrichment
  19. 2026-09-13 20:54 UTCVendor advisory
  20. 2026-09-13 20:54 UTCGHSA enrichment
  21. 2026-09-13 16:57 UTCVendor advisory
  22. 2026-09-13 16:57 UTCGHSA enrichment
  23. 2026-09-13 13:00 UTCVendor advisory
  24. 2026-09-13 13:00 UTCGHSA enrichment
  25. 2026-09-13 09:03 UTCVendor advisory
Show 75 more
  1. 2026-09-13 09:03 UTCGHSA enrichment
  2. 2026-09-13 05:06 UTCVendor advisory
  3. 2026-09-13 05:06 UTCGHSA enrichment
  4. 2026-09-13 01:10 UTCVendor advisory
  5. 2026-09-13 01:10 UTCGHSA enrichment
  6. 2026-09-12 21:13 UTCVendor advisory
  7. 2026-09-12 21:13 UTCGHSA enrichment
  8. 2026-09-12 17:16 UTCEG score recompute
  9. 2026-09-12 17:16 UTCVendor advisory
  10. 2026-09-12 17:16 UTCGHSA enrichment
  11. 2026-09-12 15:01 UTCEPSS rescore
  12. 2026-09-12 13:19 UTCVendor advisory
  13. 2026-09-12 13:19 UTCGHSA enrichment
  14. 2026-09-12 09:22 UTCVendor advisory
  15. 2026-09-12 09:22 UTCGHSA enrichment
  16. 2026-09-12 05:24 UTCVendor advisory
  17. 2026-09-12 05:23 UTCGHSA enrichment
  18. 2026-09-12 01:26 UTCVendor advisory
  19. 2026-09-12 01:26 UTCGHSA enrichment
  20. 2026-09-11 21:30 UTCVendor advisory
  21. 2026-09-11 21:30 UTCGHSA enrichment
  22. 2026-09-11 18:49 UTCCISA KEV update
  23. 2026-09-11 17:33 UTCEG score recompute
  24. 2026-09-11 17:33 UTCVendor advisory
  25. 2026-09-11 17:33 UTCGHSA enrichment
  26. 2026-09-11 14:52 UTCEPSS rescore
  27. 2026-09-11 13:36 UTCGHSA enrichment
  28. 2026-09-11 09:39 UTCEG score recompute
  29. 2026-09-11 09:39 UTCGHSA enrichment
  30. 2026-09-11 05:42 UTCGHSA enrichment
  31. 2026-09-11 01:44 UTCGHSA enrichment
  32. 2026-09-10 21:47 UTCGHSA enrichment
  33. 2026-09-10 19:28 UTCCISA KEV update
  34. 2026-09-10 17:50 UTCGHSA enrichment
  35. 2026-09-10 13:53 UTCGHSA enrichment
  36. 2026-09-10 09:56 UTCEG score recompute
  37. 2026-09-10 09:56 UTCGHSA enrichment
  38. 2026-09-10 09:34 UTCEPSS rescore
  39. 2026-09-10 05:59 UTCGHSA enrichment
  40. 2026-09-10 01:59 UTCGHSA enrichment
  41. 2026-09-09 22:02 UTCGHSA enrichment
  42. 2026-09-09 19:08 UTCCISA KEV update
  43. 2026-09-09 18:05 UTCVendor advisory
  44. 2026-09-09 18:05 UTCGHSA enrichment
  45. 2026-09-09 14:07 UTCVendor advisory
  46. 2026-09-09 14:07 UTCGHSA enrichment
  47. 2026-09-09 10:09 UTCVendor advisory
  48. 2026-09-09 10:09 UTCGHSA enrichment
  49. 2026-09-09 06:12 UTCVendor advisory
  50. 2026-09-09 06:12 UTCGHSA enrichment
  51. 2026-09-09 02:15 UTCVendor advisory
  52. 2026-09-09 02:15 UTCGHSA enrichment
  53. 2026-09-08 22:17 UTCEG score recompute
  54. 2026-09-08 22:17 UTCVendor advisory
  55. 2026-09-08 22:17 UTCGHSA enrichment
  56. 2026-09-08 22:00 UTCEPSS rescore
  57. 2026-09-08 18:54 UTCCISA KEV update
  58. 2026-09-08 18:19 UTCVendor advisory
  59. 2026-09-08 18:19 UTCGHSA enrichment
  60. 2026-09-08 14:22 UTCVendor advisory
  61. 2026-09-08 14:21 UTCGHSA enrichment
  62. 2026-09-08 10:22 UTCVendor advisory
  63. 2026-09-08 10:21 UTCGHSA enrichment
  64. 2026-09-08 06:22 UTCVendor advisory
  65. 2026-09-08 06:22 UTCGHSA enrichment
  66. 2026-09-08 02:25 UTCVendor advisory
  67. 2026-09-08 02:25 UTCGHSA enrichment
  68. 2026-09-07 22:29 UTCVendor advisory
  69. 2026-09-07 22:29 UTCGHSA enrichment
  70. 2026-09-07 18:32 UTCEG score recompute
  71. 2026-09-07 18:32 UTCVendor advisory
  72. 2026-09-07 18:32 UTCGHSA enrichment
  73. 2026-09-07 16:01 UTCEPSS rescore
  74. 2026-09-07 14:35 UTCVendor advisory
  75. 2026-09-07 14:34 UTCGHSA enrichment

Related CVEs(same vendor + same CWE)

Frequently asked(6)

What is CVE-2026-32201?
CVE-2026-32201 is a critical vulnerability published on April 14, 2026. Improper input validation in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
When was CVE-2026-32201 disclosed?
CVE-2026-32201 was first published in the National Vulnerability Database on April 14, 2026, with the most recent update on August 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-32201 actively exploited?
Yes. CISA added CVE-2026-32201 to the Known Exploited Vulnerabilities catalog on April 14, 2026, affecting Microsoft SharePoint Server. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2026-32201?
CVE-2026-32201 has a CVSS v4.0 base score of 6.5 (CNA self-assessment; NVD's own analysis pending). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2026-32201?
CVE-2026-32201 affects Microsoft SharePoint Server. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2026-32201?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-32201, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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