Alertas de Seguridad de la Información

R Crítico vulnerabilidad

24/06/2026

[CVE-2026-54906] concurrent-ruby is a modern concurrency tools for Ruby. Prior to 1.3.7, Concurrent::ReadWriteLock#re…

concurrent-ruby is a modern concurrency tools for Ruby. Prior to 1.3.7, Concurrent::ReadWriteLock#release_write_lock does not verify that the calling thread acquired the write lock. Any thread with access to the lock object can release an active write lock held by another thread. A second writer can then enter its critical section while the first writer is still running. Concurrent::ReadWriteLock#…

nvdcriticovulnerabilidad CVSS 9.8 NVD

L Crítico vulnerabilidad

24/06/2026

[CVE-2026-53055] In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec2 - preven…

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec2 - prevent req used-after-free for sec During packet transmission, if the system is under heavy load, the hardware might complete processing the packet and free the request memory (req) before the transmission function finishes. If the software subsequently accesses this req, a use-after-free error will occ…

nvdcriticovulnerabilidad CVSS 9.8 NVD

L Crítico vulnerabilidad

24/06/2026

[CVE-2026-52999] In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_osf: fix o…

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_osf: fix out-of-bounds read on option matching In nf_osf_match(), the nf_osf_hdr_ctx structure is initialized once and passed by reference to nf_osf_match_one() for each fingerprint checked. During TCP option parsing, nf_osf_match_one() advances the shared ctx->optp pointer. If a fingerprint perfectly match…

nvdcriticovulnerabilidad CVSS 9.1 NVD

L Crítico vulnerabilidad

24/06/2026

[CVE-2026-52955] In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential out-of-b…

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential out-of-bounds access in crush_decode() A message of type CEPH_MSG_OSD_MAP containing a crush map with at least one bucket has two fields holding the bucket algorithm. If the values in these two fields differ, an out-of-bounds access can occur. This is the case because the first algorithm field (alg) is use…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

24/06/2026

[CVE-2026-56237] Capgo before 12.128.2 contains a broken authentication vulnerability in its API key generation mecha…

Capgo before 12.128.2 contains a broken authentication vulnerability in its API key generation mechanism. API keys are exposed in frontend requests, and the backend fails to validate that keys are securely generated and bound to the authenticated user. An attacker can tamper with the API key parameter in the generation request and supply arbitrary values, generating custom API keys without proper …

nvdcriticovulnerabilidad CVSS 9.1 NVD

L Crítico vulnerabilidad

24/06/2026

[CVE-2026-52931] In the Linux kernel, the following vulnerability has been resolved: batman-adv: tp_meter: avoid use…

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tp_meter: avoid use of uninit sender vars batadv_tp_recv_ack() and batadv_tp_stop() are only valid for tp_vars in the BATADV_TP_SENDER role. When called with a BATADV_TP_RECEIVER role, it proceeds to read sender-only members that were never initialized, leading to undefined behavior. This can be triggered when a nod…

nvdcriticovulnerabilidad CVSS 9.8 NVD

L Crítico vulnerabilidad

24/06/2026

[CVE-2026-52914] In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix fragment reasse…

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix fragment reassembly length accounting batman-adv keeps a running payload length for queued fragments and uses it to validate a fragment chain before reassembly. That accounting currently allows the accumulated fragment length to be truncated during updates. As a result, malformed fragment chains can bypass the i…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

24/06/2026

[CVE-2026-12417] The SignUp & SignIn plugin for WordPress is vulnerable to Authentication Bypass via Weak Password Re…

The SignUp & SignIn plugin for WordPress is vulnerable to Authentication Bypass via Weak Password Reset Validation leading to Account Takeover in versions up to, and including, 1.0.0. This is due to the `pravel_change_password()` AJAX handler — registered via `wp_ajax_nopriv_pravel_change_password` and therefore accessible to unauthenticated users — performing no nonce verification, no capability …

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

24/06/2026

[CVE-2026-12846] GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled ove…

GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and RS-485. DVRSearch is a service running by default on the IOBox listening for UDP messages on port 10001. Any user on the network can send messages to this service and interact with it. Upon receiving a UDP message, the server reads at most 1460 bytes into a local buffer and a po…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

24/06/2026

[CVE-2026-12847] GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled ove…

GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and RS-485. DVRSearch is a service running by default on the IOBox listening for UDP messages on port 10001. Any user on the network can send messages to this service and interact with it. Upon receiving a UDP message, the server reads at most 1460 bytes into a local buffer and a po…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

24/06/2026

[CVE-2026-12848] GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled ove…

GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and RS-485. DVRSearch is a service running by default on the IOBox listening for UDP messages on port 10001. Any user on the network can send messages to this service and interact with it. Upon receiving a UDP message, the server reads at most 1460 bytes into a local buffer and a po…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

24/06/2026

[CVE-2026-12485] GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled ove…

GV-I/O Box 4E is a smart embedded device with 4 input and 4 relays output that can be controlled over Ethernet and RS-485. DVRSearch is a service running by default on the IOBox listening for UDP messages on port 10001. Any user on the network can send messages to this service and interact with it. Upon receiving a UDP message, the server reads at most 1460 bytes into a local buffer and a po…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

23/06/2026

[CVE-2026-54588] Poweradmin is a web-based DNS administration tool for PowerDNS server. Versions prior to 4.2.4 and 4…

Poweradmin is a web-based DNS administration tool for PowerDNS server. Versions prior to 4.2.4 and 4.3.3 use the attacker-controlled `HTTP_HOST` request header as the authoritative source for building callback URLs in its OIDC, SAML, and logout authentication flows without any validation. An unauthenticated attacker can poison the `redirect_uri` sent to the Identity Provider, causing the IdP to re…

nvdcriticovulnerabilidad CVSS 9.6 NVD

T Crítico vulnerabilidad

23/06/2026

[CVE-2026-48491] Traefik is an HTTP reverse proxy and load balancer. From 3.7.0 until 3.7.3, there is a high severity…

Traefik is an HTTP reverse proxy and load balancer. From 3.7.0 until 3.7.3, there is a high severity vulnerability in Traefik's domain-fronting protection (SNICheck) that allows an unauthenticated client to bypass mutual TLS enforced through wildcard router TLSOptions. When a router uses a wildcard host rule such as Host(*.example.com) with stricter TLS options (for example RequireAndVerifyClientC…

nvdcriticovulnerabilidad CVSS 10.0 NVD

T Crítico vulnerabilidad

23/06/2026

[CVE-2026-53622] Traefik is an HTTP reverse proxy and load balancer. Prior to 3.7.3, there is a critical vulnerabilit…

Traefik is an HTTP reverse proxy and load balancer. Prior to 3.7.3, there is a critical vulnerability in Traefik's HTTP/3 (QUIC) TLS configuration selection that allows unauthenticated clients to bypass router-specific mTLS enforcement. When HTTP/3 is enabled on an entrypoint, the TLS handshake selects the applicable TLS configuration through an exact, case-sensitive lookup on the SNI value, which…

nvdcriticovulnerabilidad CVSS 10.0 NVD

T Crítico vulnerabilidad

23/06/2026

[CVE-2026-48020] Traefik is an HTTP reverse proxy and load balancer. Prior to 2.11.48, 3.6.19, and 3.7.3, there is a …

Traefik is an HTTP reverse proxy and load balancer. Prior to 2.11.48, 3.6.19, and 3.7.3, there is a high severity vulnerability in Traefik's StripPrefix middleware that allows an unauthenticated attacker to bypass route-level authentication and authorization. When a public router matches on a PathPrefix rule and applies the StripPrefix middleware, a request path containing .. or its percent-encode…

nvdcriticovulnerabilidad CVSS 10.0 NVD

N Crítico vulnerabilidad

23/06/2026

[CVE-2026-44789] n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an authen…

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an authenticated user with permission to create or modify workflows could achieve global prototype pollution via an unvalidated pagination parameter in the HTTP Request node. Combined with other techniques this could lead to RCE on the instance. This vulnerability is fixed in 1.123.43, 2.22.1, and 2.20.7.

nvdcriticovulnerabilidad CVSS 9.9 NVD

N Crítico vulnerabilidad

23/06/2026

[CVE-2026-44792] n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an attack…

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an attacker with write access to the git repository connected to an n8n Source Control configuration could commit a malicious Data Table JSON file containing a crafted column name. When an administrator performed a Source Control Pull, n8n imported the file and could lead to SQL injection on the internal Pos…

nvdcriticovulnerabilidad CVSS 9.0 NVD

N Crítico vulnerabilidad

23/06/2026

[CVE-2026-54309] n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browse…

n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP transport mode, the MCP endpoint accepts session initialization and tool invocation requests without any authentication. Any network-reachable client, or any website visited by the user, can establish an MCP session and invoke browser-control tools. Where the n8n AI Browser Bridge e…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

22/06/2026

[CVE-2026-12249] An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Director…

An issue was discovered in Canonical ADSys upstream versions through v0.16.2. During Active Directory Certificate Services (AD CS) certificate auto-enrollment via the vendored Samba client script (internal/policies/certificate/python/vendor_samba/gp/gp_cert_auto_enroll_ext.py), ADSys utilizes a plaintext HTTP connection (http://) instead of a secure HTTPS connection (https://) to request the CA ce…

nvdcriticovulnerabilidad CVSS 9.0 NVD