CVE-2026-70332

CRITICALPre-NVD 9.69.6—
EchelonGraph scoreMEDIUM confidence

Score 9.6 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-07. the CNA's CVSS baseline 9.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
Trending — 4 sources updated this week
9.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.6Exploit: None knownExposed: 0

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

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.

CVSS v3
9.6
EG Score
9.6(medium)
EG Risk
43(Track)
EG Risk 43/100SSVC: Track

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
Severity96% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
49%
KEV
Not listed

Published

August 6, 2026

Last Modified

September 16, 2026

Advisory Details (1)

Auto-updated Sep 17, 2026
Patch available. Sources: microsoft.
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-2026-70332

Vendor Advisories for CVE-2026-70332(2)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 70× in last 7d / 332× 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 582 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-70332?
CVE-2026-70332 is a critical vulnerability published on August 6, 2026. Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
When was CVE-2026-70332 disclosed?
CVE-2026-70332 was first published in the National Vulnerability Database on August 6, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-70332 actively exploited?
CVE-2026-70332 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 51.1% of all scored CVEs.
What is the CVSS score of CVE-2026-70332?
CVE-2026-70332 has a CVSS v4.0 base score of 9.6 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-70332?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-70332, 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.

Dependency Blast Radius

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