CVE-2026-32191

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-03-19. the CNA's CVSS baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

Improper neutralization of special elements used in an os command ('os command injection') in Microsoft Bing Images allows an unauthorized attacker to execute code over a network.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
54%
KEV
Not listed

Published

March 19, 2026

Last Modified

June 19, 2026

Advisory Details (1)

Auto-updated Aug 29, 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-2026-32191

Vendor Advisories for CVE-2026-32191(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 7× in last 7d / 83× 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 252 total refreshes for this CVE.

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

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-32191?
CVE-2026-32191 is a critical vulnerability published on March 19, 2026. Improper neutralization of special elements used in an os command ('os command injection') in Microsoft Bing Images allows an unauthorized attacker to execute code over a network.
When was CVE-2026-32191 disclosed?
CVE-2026-32191 was first published in the National Vulnerability Database on March 19, 2026, with the most recent update on June 19, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-32191 actively exploited?
CVE-2026-32191 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 46.3% of all scored CVEs.
What is the CVSS score of CVE-2026-32191?
CVE-2026-32191 has a CVSS v4.0 base score of 9.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-32191?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-32191, 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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