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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 →
Última alerta publicada ahora mismo
13,509
Total alertas
3066
Críticas
10171
Altas
8
Ransomware
1810
Esta semana
RSS
F Alto vulnerabilidad
14/07/2026
[CVE-2026-49477] Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the …
Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve contains a regular expression vulnerable to catastrophic backtracking when processing an attribute selector with an unterminated quoted value in soupsieve/css_parser.py, allowing an attacker who can supply untrusted CSS selector strings to soupsieve.compile() or Beau…
F Alto vulnerabilidad
14/07/2026
[CVE-2026-49476] Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the …
Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.8.4, the CSS selector parser in soupsieve allocates unbounded memory when compiling large comma-separated selector lists, allowing an attacker who can supply a crafted selector string to soupsieve.compile() or Beautiful Soup .select() / .select_one() to allocate hundreds of megabytes of heap memory from a re…
M Alto vulnerabilidad
14/07/2026
[CVE-2026-47479] NVIDIA Triton Inference Server for Linux contains a vulnerability where an attacker can cause uncont…
NVIDIA Triton Inference Server for Linux contains a vulnerability where an attacker can cause uncontrolled resource consumption. A successful exploit of this vulnerability might lead to denial of service.
M Alto vulnerabilidad
14/07/2026
[CVE-2026-47736] Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until 7.2.1 and 8.0.2, when PROXY p…
Puma is a Ruby/Rack web server built for parallelism. From 5.5.0 until 7.2.1 and 8.0.2, when PROXY protocol v1 support is enabled, Puma reads incoming bytes into an internal buffer while waiting for CRLF to determine whether a PROXY v1 line is present, allowing an attacker that continuously sends bytes without CRLF to cause unbounded in-process memory growth and additional CPU cost from repeatedly…
M Alto vulnerabilidad
14/07/2026
[CVE-2026-47476] NVIDIA Triton Inference Server for Linux contains a vulnerability where an attacker can cause uncont…
NVIDIA Triton Inference Server for Linux contains a vulnerability where an attacker can cause uncontrolled resource consumption. A successful exploit of this vulnerability might lead to denial of service.
M Alto vulnerabilidad
14/07/2026
[CVE-2026-58627] Uncontrolled resource consumption in Windows DHCP Server allows an unauthorized attacker to deny ser…
Uncontrolled resource consumption in Windows DHCP Server allows an unauthorized attacker to deny service over a network.
S Alto vulnerabilidad
14/07/2026
[CVE-2026-45756] Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Fr…
Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.3.0-BETA1 until 7.4.12 and 8.0.12, the JsonPath component compiles attacker-controlled match() and search() filter patterns directly into preg_match() without a length cap, i-regexp restriction, or bounded backtracking, allowing catastrophic-backtracking expressions to pin worker CPU and cause …

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P Alto vulnerabilidad
14/07/2026
[CVE-2026-59886] pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the univ.Real type converted its manti…
pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the univ.Real type converted its mantissa, base, and exponent value to a Python float using exact big-integer exponentiation. A BER, CER, or DER encoded REAL value only a few bytes long can carry a very large exponent, causing float conversion through prettyPrint(), str(), comparison, arithmetic, int(), or an explicit float() call to co…
P Alto vulnerabilidad
14/07/2026
[CVE-2026-59200] Pillow is a Python imaging library. From 5.1.0 until 12.3.0, PdfParser.PdfStream.decode() in PIL/Pdf…
Pillow is a Python imaging library. From 5.1.0 until 12.3.0, PdfParser.PdfStream.decode() in PIL/PdfParser.py calls zlib.decompress() with bufsize set to the PDF stream Length field without bounding the decompressed output size, allowing a crafted FlateDecode PDF stream to exhaust memory from a small file. This issue is fixed in version 12.3.0.
P Alto vulnerabilidad
14/07/2026
[CVE-2026-59884] pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER decoder shared by the CER and …
pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER decoder shared by the CER and DER codecs parses long-form tags by accumulating continuation octets without an upper bound on the tag ID size, allowing a crafted input to force construction of an arbitrarily large integer with CPU cost growing quadratically and to trigger unhandled ValueError exceptions in Python 3.11+ error form…
P Alto vulnerabilidad
14/07/2026
[CVE-2026-59885] pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER, CER, and DER decoders process…
pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER, CER, and DER decoders process OBJECT IDENTIFIER and RELATIVE-OID values in quadratic time relative to the number of arcs, so a small crafted payload containing an OID with many arcs consumes excessive CPU per decode() call and can deny service to applications that decode untrusted ASN.1 data. The corresponding encoders have the…
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50653] Loop with unreachable exit condition ('infinite loop') in Azure Active Directory allows an unauthori…
Loop with unreachable exit condition ('infinite loop') in Azure Active Directory allows an unauthorized attacker to deny service over a network.
M Alto vulnerabilidad
14/07/2026
[CVE-2026-12523] Summary Cloudflare quiche's HTTP/3 layer was discovered to be vulnerable to resource exhaustion (…
Summary Cloudflare quiche's HTTP/3 layer was discovered to be vulnerable to resource exhaustion (i.e., memory) by means of specially crafted HTTP/3 frames. Impact HTTP/3 defines multiple frame types to support HTTP message exchanges and connection management. Each frame has a length and a payload whose length depends on the frame type. quiche was found to be vulnerable when parsing some …
E Alto vulnerabilidad
14/07/2026
[CVE-2024-7708] For requests that have a body, but reading the body may end up in reading 0 bytes, there is a buffer…
For requests that have a body, but reading the body may end up in reading 0 bytes, there is a buffer leak. This is particularly the case for 100-Continue, but any request where the network is slow can leak.
M Alto vulnerabilidad
13/07/2026
[CVE-2026-51539] A Denial of Service (DoS) vulnerability exists in the receive loop of libmodbus 3.1.12 when running …
A Denial of Service (DoS) vulnerability exists in the receive loop of libmodbus 3.1.12 when running on Windows. The issue stems from improper timeout management during network read operations.

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E Alto vulnerabilidad
10/07/2026
[CVE-2026-59161] Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. Prior to 2.1…
Excelize is a Go language library for reading and writing Microsoft Excel spreadsheets. Prior to 2.11.0, the streaming worksheet reader used by Rows and GetRows does not enforce the TotalRows limit on the row r attribute, allowing a small XLSX file with a row number above 1048576 and no cell coordinate to make GetRows append empty rows up to the attacker-controlled index and consume excessive memo…
M Alto vulnerabilidad
10/07/2026
[CVE-2026-39244] adm-zip before 0.5.18 is vulnerable to denial of service via a crafted ZIP file with a manipulated u…
adm-zip before 0.5.18 is vulnerable to denial of service via a crafted ZIP file with a manipulated uncompressed size header field. In zipEntry.js line 103, Buffer.alloc(_centralHeader.size) allocates memory based on the declared uncompressed size from the ZIP central directory header without validating it against the actual compressed data size or imposing any upper bound. The size value is read d…
G Alto vulnerabilidad
10/07/2026
[CVE-2026-33382] Several Grafana API endpoints, some of them unauthenticated, do not limit the size of the request bo…
Several Grafana API endpoints, some of them unauthenticated, do not limit the size of the request body before processing it. An attacker can send very large payloads that force excessive memory allocation, potentially exhausting memory and causing a denial of service.
M Alto vulnerabilidad
10/07/2026
[CVE-2026-40007] Uncontrolled Recursion, Uncontrolled Resource Consumption vulnerability in Apache IoTDB. When pipe_a…
Uncontrolled Recursion, Uncontrolled Resource Consumption vulnerability in Apache IoTDB. When pipe_air_gap_receiver_enabled=true, the IoTDB AirGap receiver's readLength method calls itself recursively each time it recognises the E-language prefix in socket data, with no depth limit. An unauthenticated attacker can send a stream of repeated E-language prefixes that drives the recursion arbitrarily …
M Alto vulnerabilidad
09/07/2026
[CVE-2026-51600] Tenda CP3 V3.0 firmware V31.1.9.91 does not validate the Content-Length header field in RTSP request…
Tenda CP3 V3.0 firmware V31.1.9.91 does not validate the Content-Length header field in RTSP requests (including DESCRIBE, SETUP, and PLAY methods). When a request carrying a Content-Length header is received without a corresponding message body, the RTSP parser enters a persistent body-awaiting state, causing the affected TCP connection to become permanently non-functional. The device does not ac…