Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-58616US | low3.0 | — | ||
Concurrent execution using shared resource with improper synchronization ('race condition') in Copilot Chat (Microsoft Edge) allows an authorized attacker to disclose information o… | ||||
references
External citations — patches, advisories, analysis.
- CVE-2026-58616 Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability - CSAFself
- CVE-2026-58616 Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability - HTMLself
- Microsoft Support Lifecycleexternal
- Common Vulnerability Scoring Systemexternal
- Microsoft Exploitability Indexexternal
remediations (5)
- FixedMicrosoft Edge for Android
152.0.4191.52:Security Update:https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security - FixedMicrosoft Edge for Linux
152.0.4191.52:Security Update:https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security - FixedMicrosoft Edge for MAC
152.0.4191.52:Security Update:https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security - FixedMicrosoft Edge for Windows
152.0.4191.52:Security Update:https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security - FixedMicrosoft Edge for iOS
152.0.4191.52:Security Update:https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
https://learn.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security
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