CVE-2026-41090
published 2026-05-22CVE-2026-41090: Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering…
PriorityP260critical9.3CVSS 3.1
AVNACLPRNUIRSCCHIHAN
EPSS
0.42%
33.7th percentile
Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.
Affected
1 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | microsoft_365_copilot_for_ios | — | — |
CVSS provenance
nvdv3.19.3CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
cvelistv5v3.19.3CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C
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GHSA
GHSA-xw72-m37w-hm4p: Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform ta
ghsa_unreviewed·2026-05-26
CVE-2026-41090 [CRITICAL] CWE-77 GHSA-xw72-m37w-hm4p: Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform ta
Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.
VulDB
Microsoft 365 Copilot for iOS command injection
vuldb·2026-05-23
CVE-2026-41090 [CRITICAL] Microsoft 365 Copilot for iOS command injection
A vulnerability marked as critical has been reported in Microsoft 365 Copilot for iOS. This affects an unknown function. The manipulation leads to command injection.
This vulnerability is referenced as CVE-2026-41090. Remote exploitation of the attack is possible. No exploit is available.
This product is available as a managed service. Users are not able to maintain vulnerability countermeasures themselves.
CVEList
Microsoft Copilot Tampering Vulnerability
cvelistv5·2026-05-22·CVSS 9.3
CVE-2026-41090 [CRITICAL] CWE-77 Microsoft Copilot Tampering Vulnerability
Microsoft Copilot Tampering Vulnerability
Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-05-22
Published