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Seguridad de la Información

Alertas de Seguridad de la Información

Vulnerabilidades explotadas activamente, incidentes y análisis relevantes para México y LATAM. Actualizado automáticamente desde fuentes oficiales.

48 vulnerabilidades en CISA KEV — explotación activa confirmada Ver todas →
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3188
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1115
Esta semana
RSS
M Crítico vulnerabilidad
14/08/2026
[CVE-2026-19681] An authenticated command injection vulnerability exists in Security Center related to file upload pr…
An authenticated command injection vulnerability exists in Security Center related to file upload processing. An attacker could exploit this issue by uploading a specially crafted file, potentially resulting in arbitrary command execution on the underlying operating system.
M Crítico vulnerabilidad
14/08/2026
[CVE-2026-19682] A command injection vulnerability exists in Security Center where a remote, unauthenticated attacker…
A command injection vulnerability exists in Security Center where a remote, unauthenticated attacker could exploit this issue to execute arbitrary commands on the underlying operating system with the privileges of the service account.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-19846] A vulnerability was identified in TOTOLINK A800R 4.1.2cu.5137_B20200730. This impacts the function s…
A vulnerability was identified in TOTOLINK A800R 4.1.2cu.5137_B20200730. This impacts the function setUrlFilterRules of the file /cgi-bin/cstecgi.cgi of the component firewall.so. The manipulation of the argument url leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit is publicly available and might be used.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-12366] Zephyr's dynamic kernel-object disposal path unref_check() in kernel/userspace/userspace.c frees an …
Zephyr's dynamic kernel-object disposal path unref_check() in kernel/userspace/userspace.c frees an object's storage (k_free(dyn->data)) once its reference count reaches zero, after running a per-object-type cleanup. The cleanup switch handled only K_OBJ_MSGQ and K_OBJ_STACK; there was no K_OBJ_TIMER case. A dynamically-allocated, initialized, and armed k_timer keeps its embedded struct _timeout d…
M Alto vulnerabilidad
14/08/2026
[CVE-2026-19629] A privilege escalation vulnerability exists in Tenable Security Center that allows a user with "Secu…
A privilege escalation vulnerability exists in Tenable Security Center that allows a user with "Security Manager" role and "manage user" permission on a single group to modify users belonging to other groups. This bypasses the intended access control restrictions and enables unauthorized cross-group user management.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-19635] A local privilege escalation vulnerability exists in Security Center. An attacker with write access …
A local privilege escalation vulnerability exists in Security Center. An attacker with write access to a specific configuration file could achieve arbitrary code execution with elevated privileges, without requiring further user or victim interaction.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-12364] The user-space system-call verifier z_vrfy_z_log_msg_static_create() in subsys/logging/log_msg.c was…
The user-space system-call verifier z_vrfy_z_log_msg_static_create() in subsys/logging/log_msg.c was a pure pass-through: it forwarded the caller-supplied source, desc, package, and data arguments directly to the kernel-mode implementation z_impl_z_log_msg_static_create() without performing any of the mandatory K_SYSCALL_* checks. Because z_log_msg_static_create() is declared __syscall, under CONF…

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G Medio vulnerabilidad
14/08/2026
Chromium: CVE-2026-19560 Use after free in Blink
Microsoft publica advisory de seguridad: Chromium: CVE-2026-19560 Use after free in Blink.
G Medio vulnerabilidad
14/08/2026
Chromium: CVE-2026-19559 Use after free in HTML
Microsoft publica advisory de seguridad: Chromium: CVE-2026-19559 Use after free in HTML.
G Medio vulnerabilidad
14/08/2026
Chromium: CVE-2026-19558 Use after free in Extensions
Microsoft publica advisory de seguridad: Chromium: CVE-2026-19558 Use after free in Extensions.
G Medio vulnerabilidad
14/08/2026
Chromium: CVE-2026-19557 Use after free in TabStrip
Microsoft publica advisory de seguridad: Chromium: CVE-2026-19557 Use after free in TabStrip.
G Medio vulnerabilidad
14/08/2026
Chromium: CVE-2026-19556 Use after free in V8
Microsoft publica advisory de seguridad: Chromium: CVE-2026-19556 Use after free in V8.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-46603] VP8L decoding in golang.org/x/image/vp8l can allocate an excessive amount of memory when processing …
VP8L decoding in golang.org/x/image/vp8l can allocate an excessive amount of memory when processing a crafted VP8L image containing many unused Huffman tree groups. This allows a remote attacker to cause a denial of service via memory exhaustion.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-46439] compliance-trestle is a tooling platform for managing compliance as code. Versions prior to 3.12.2 a…
compliance-trestle is a tooling platform for managing compliance as code. Versions prior to 3.12.2 and 4.0.3 have a Server-Side Template Injection (SSTI) vulnerability exists in the `trestle author jinja` command. The command recursively evaluates rendered templates, allowing an attacker to achieve arbitrary command execution with privileges of the running process by injecting malicious payloads i…
M Alto vulnerabilidad
14/08/2026
[CVE-2026-19844] A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137_B20200730. The impacted element is the func…
A vulnerability was found in TOTOLINK A800R 4.1.2cu.5137_B20200730. The impacted element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component ipv6.so. Performing a manipulation of the argument radvdinterfacename results in stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used.

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M Alto vulnerabilidad
14/08/2026
[CVE-2026-19845] A vulnerability was determined in TOTOLINK A800R 4.1.2cu.5137_B20200730. This affects the function s…
A vulnerability was determined in TOTOLINK A800R 4.1.2cu.5137_B20200730. This affects the function setStaticDhcpConfig of the file /cgi-bin/cstecgi.cgi of the component lan.so. Executing a manipulation of the argument Comment can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-19628] A command injection vulnerability exists in Tenable Security Center. An authenticated administrator …
A command injection vulnerability exists in Tenable Security Center. An authenticated administrator could modify application configuration values to achieve arbitrary command execution on the underlying operating system when specific backend operations are triggered.
M Crítico vulnerabilidad
14/08/2026
[CVE-2026-19626] A remote code execution vulnerability exists in Tenable Security Center's report generation function…
A remote code execution vulnerability exists in Tenable Security Center's report generation functionality. An authenticated, non-administrative user could exploit this issue by supplying specially crafted input that is later processed unsafely during server-side report rendering, resulting in arbitrary code execution with the privileges of the service account.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-66271] Dell Wyse Management Suite (WMS), versions prior to 2605.0.2, contain an Unrestricted Upload of File…
Dell Wyse Management Suite (WMS), versions prior to 2605.0.2, contain an Unrestricted Upload of File with Dangerous Type vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Remote Code Execution.
M Alto vulnerabilidad
14/08/2026
[CVE-2026-63700] Dell Wyse Management Suite (WMS), versions prior to 2605.0.2, contain an Incorrect Default Permissio…
Dell Wyse Management Suite (WMS), versions prior to 2605.0.2, contain an Incorrect Default Permission vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Privilege Escalation.