Alertas de Seguridad de la Información

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42911] Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele…

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.0 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42912] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.0 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42913] Concurrent execution using shared resource with improper synchronization ('race condition') in Remot…

Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

nvdaltovulnerabilidad CVSS 7.5 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42916] Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate priv…

Integer overflow or wraparound in Windows NT OS Kernel allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42905] Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local…

Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42908] Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a net…

Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.

nvdaltovulnerabilidad CVSS 7.5 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42909] Concurrent execution using shared resource with improper synchronization ('race condition') in Remot…

Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

nvdaltovulnerabilidad CVSS 7.5 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42910] Out-of-bounds write in Windows Hotpatch Monitoring Service allows an authorized attacker to elevate …

Out-of-bounds write in Windows Hotpatch Monitoring Service allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42829] Improper access control in Windows Administrator Protection allows an authorized attacker to bypass …

Improper access control in Windows Administrator Protection allows an authorized attacker to bypass a security feature locally.

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42835] Improper neutralization of special elements in output used by a downstream component ('injection') i…

Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Teams for Android allows an authorized attacker to disclose information over a network.

nvdaltovulnerabilidad CVSS 8.1 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42836] Concurrent execution using shared resource with improper synchronization ('race condition') in Funct…

Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.0 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42837] Out-of-bounds read in Windows Projected File System Filter Driver allows an authorized attacker to e…

Out-of-bounds read in Windows Projected File System Filter Driver allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42902] Improper authorization in Microsoft PowerToys allows an authorized attacker to elevate privileges lo…

Improper authorization in Microsoft PowerToys allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-42828] Buffer over-read in Windows Projected File System Filter Driver allows an authorized attacker to ele…

Buffer over-read in Windows Projected File System Filter Driver allows an authorized attacker to elevate privileges locally.

nvdaltovulnerabilidad CVSS 7.8 NVD

S Alto vulnerabilidad

09/06/2026

[CVE-2026-42567] Svelte is a performance oriented web framework. From version 5.51.5 to before version 5.55.7, an int…

Svelte is a performance oriented web framework. From version 5.51.5 to before version 5.55.7, an internal regex in the Svelte runtime can take exponential time to test in . This issue has been patched in version 5.55.7.

nvdaltovulnerabilidad CVSS 7.5 NVD

S Alto vulnerabilidad

09/06/2026

[CVE-2026-42570] Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn't…

Svelte devalue is a JavaScript library that serializes values into strings when JSON.stringify isn't sufficient for the job. From version 5.6.3 to before version 5.8.1, devalue.parse could, due to quirks in some JavaScript engines, be convinced to allocate much more memory than was needed when deserializing sparse arrays, leading to excessive memory consumption. This issue has been patched in vers…

nvdaltovulnerabilidad CVSS 7.5 NVD

O Alto vulnerabilidad

09/06/2026

[CVE-2026-42764] Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer dere…

Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer dereference in the OpenSSL QUIC server with address validation disabled. Impact summary: NULL pointer dereference typically causes abnormal termination of the affected QUIC server process and a Denial of Service. If the address validation is disabled in the OpenSSL QUIC server implementation, an attac…

nvdaltovulnerabilidad CVSS 7.5 NVD

O Alto vulnerabilidad

09/06/2026

[CVE-2026-42765] Issue summary: When a partial-chain certificate verification is enabled together with OCSP response …

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can trigger a crash which leads to a Denial of Service for an application. When performing OCSP response c…

nvdaltovulnerabilidad CVSS 7.5 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-40376] Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privilege…

Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.

nvdaltovulnerabilidad CVSS 7.5 NVD

M Alto vulnerabilidad

09/06/2026

[CVE-2026-40404] Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

nvdaltovulnerabilidad CVSS 7.8 NVD