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10 vulnerabilities found for Microsoft 365 Copilot's Business Chat by Microsoft
CVE-2026-26137 (GCVE-0-2026-26137)
Vulnerability from nvd – Published: 2026-03-19 21:06 – Updated: 2026-04-09 23:26 Exclusively Hosted Service
VLAI?
Title
Microsoft Exchange Elevation of Privilege Vulnerability
Summary
Server-side request forgery (ssrf) in Microsoft Exchange allows an authorized attacker to elevate privileges over a network.
Severity ?
9.9 (Critical)
CWE
- CWE-918 - Server-Side Request Forgery (SSRF)
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft Exchange Online |
Affected:
-
|
Date Public ?
2026-03-19 14:00
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CVE-2025-59286 (GCVE-0-2025-59286)
Vulnerability from nvd – Published: 2025-10-09 21:04 – Updated: 2026-02-26 17:47 Exclusively Hosted Service
VLAI?
Title
Copilot Information Disclosure Vulnerability
Summary
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a network.
Severity ?
9.3 (Critical)
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-10-09 14:00
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CVE-2025-59272 (GCVE-0-2025-59272)
Vulnerability from nvd – Published: 2025-10-09 21:04 – Updated: 2026-02-26 17:47 Exclusively Hosted Service
VLAI?
Title
Copilot Information Disclosure Vulnerability
Summary
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to perform information disclosure locally.
Severity ?
9.3 (Critical)
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-10-09 14:00
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CVE-2025-53787 (GCVE-0-2025-53787)
Vulnerability from nvd – Published: 2025-08-07 21:01 – Updated: 2026-02-26 17:49 Exclusively Hosted Service
VLAI?
Title
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Summary
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Severity ?
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-08-07 07:00
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CVE-2025-53774 (GCVE-0-2025-53774)
Vulnerability from nvd – Published: 2025-08-07 21:01 – Updated: 2026-02-26 17:49 Exclusively Hosted Service
VLAI?
Title
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Summary
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Severity ?
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-08-07 07:00
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CVE-2026-26137 (GCVE-0-2026-26137)
Vulnerability from cvelistv5 – Published: 2026-03-19 21:06 – Updated: 2026-04-09 23:26 Exclusively Hosted Service
VLAI?
Title
Microsoft Exchange Elevation of Privilege Vulnerability
Summary
Server-side request forgery (ssrf) in Microsoft Exchange allows an authorized attacker to elevate privileges over a network.
Severity ?
9.9 (Critical)
CWE
- CWE-918 - Server-Side Request Forgery (SSRF)
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft Exchange Online |
Affected:
-
|
Date Public ?
2026-03-19 14:00
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CVE-2025-59286 (GCVE-0-2025-59286)
Vulnerability from cvelistv5 – Published: 2025-10-09 21:04 – Updated: 2026-02-26 17:47 Exclusively Hosted Service
VLAI?
Title
Copilot Information Disclosure Vulnerability
Summary
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a network.
Severity ?
9.3 (Critical)
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-10-09 14:00
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CVE-2025-59272 (GCVE-0-2025-59272)
Vulnerability from cvelistv5 – Published: 2025-10-09 21:04 – Updated: 2026-02-26 17:47 Exclusively Hosted Service
VLAI?
Title
Copilot Information Disclosure Vulnerability
Summary
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to perform information disclosure locally.
Severity ?
9.3 (Critical)
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-10-09 14:00
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CVE-2025-53787 (GCVE-0-2025-53787)
Vulnerability from cvelistv5 – Published: 2025-08-07 21:01 – Updated: 2026-02-26 17:49 Exclusively Hosted Service
VLAI?
Title
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Summary
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Severity ?
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-08-07 07:00
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CVE-2025-53774 (GCVE-0-2025-53774)
Vulnerability from cvelistv5 – Published: 2025-08-07 21:01 – Updated: 2026-02-26 17:49 Exclusively Hosted Service
VLAI?
Title
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Summary
Microsoft 365 Copilot BizChat Information Disclosure Vulnerability
Severity ?
CWE
- CWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Microsoft | Microsoft 365 Copilot's Business Chat |
Affected:
-
|
Date Public ?
2025-08-07 07:00
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