Alertas de Seguridad de la Información

M Alto vulnerabilidad

02/09/2026

[CVE-2026-20277] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR So…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20277 are related to protection mechanism failure issues that …

nvdaltovulnerabilidad CVSS 8.2 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-20278] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR So…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20278 are related to improper neutralization issues that are g…

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-20280] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS …

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20280 are related to improper checking or handling of exc…

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-20275] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR So…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20275 are related to incorrect calculation issues that are gro…

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-20276] As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR So…

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco IOS XR Software engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20276 are related to insufficient control flow management issu…

nvdaltovulnerabilidad CVSS 8.6 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84837] A flaw was found in rpm. An attacker can exploit a command injection vulnerability by influencing th…

A flaw was found in rpm. An attacker can exploit a command injection vulnerability by influencing the path or filename of a tarball processed by `rpmbuild -t*` to include shell metacharacters. This is particularly relevant in automated build or continuous integration (CI) workflows that ingest externally supplied artifact names. Successful exploitation allows for arbitrary command execution with t…

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84838] A flaw was found in rpmuncompress. This command injection vulnerability allows a local attacker to e…

A flaw was found in rpmuncompress. This command injection vulnerability allows a local attacker to execute arbitrary commands. This occurs when rpmuncompress processes a specially crafted archive filename containing shell metacharacters, which are not properly escaped before being passed to shell command strings. Successful exploitation requires user interaction, where a user or automated workflow…

nvdaltovulnerabilidad CVSS 7.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84675] OS command injection vulnerability in Jenkins TICS Plugin 2025.1.1 and earlier allows attackers able…

OS command injection vulnerability in Jenkins TICS Plugin 2025.1.1 and earlier allows attackers able to control build environment variable values to execute arbitrary commands on the agent running the build.

nvdaltovulnerabilidad CVSS 7.4 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84665] Jenkins SonarQube Scanner Plugin 2.18.3 and earlier does not limit URL schemes for the dashboard lin…

Jenkins SonarQube Scanner Plugin 2.18.3 and earlier does not limit URL schemes for the dashboard links it creates based on SonarQube scanner results, allowing the `javascript:` scheme, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

nvdaltovulnerabilidad CVSS 8.0 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84670] Jenkins Performance Plugin 1015.v09ca_52b_3370e and earlier does not restrict the classes that can b…

Jenkins Performance Plugin 1015.v09ca_52b_3370e and earlier does not restrict the classes that can be instantiated when deserializing cached performance reports stored in the build directory on the Jenkins controller, allowing attackers with Item/Configure permission to execute arbitrary code on the Jenkins controller.

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84671] Jenkins File Parameter Plugin 425.v3fa_801681b_5e and earlier allows writing files to arbitrary loca…

Jenkins File Parameter Plugin 425.v3fa_801681b_5e and earlier allows writing files to arbitrary locations on the Jenkins controller file system through Stapler data binding, which can lead to remote code execution.

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84673] Jenkins Customizable Header Plugin 295.v2544b_ca_19b_97 and earlier allows overwriting the plugin's …

Jenkins Customizable Header Plugin 295.v2544b_ca_19b_97 and earlier allows overwriting the plugin's appearance configuration through Stapler data binding, allowing attackers to configure a custom SVG icon containing inline JavaScript, resulting in a stored cross-site scripting (XSS) vulnerability.

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84645] In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, objects of types marked as storing their conf…

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, objects of types marked as storing their configuration in independent top-level configuration files in Jenkins (such as the global configuration and jobs) can appear as nested field values in user-submitted `config.xml` documents and subsequently handle HTTP requests via Stapler, resulting in remote code execution.

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84647] In Stapler 2107.v8dfcb_e8ed317 and earlier, except 2088.2093.vd7c3e58008a_6, included in Jenkins 2.5…

In Stapler 2107.v8dfcb_e8ed317 and earlier, except 2088.2093.vd7c3e58008a_6, included in Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, Stapler does not restrict the types of objects that can be instantiated via form data binding to those compatible with the expected field type, allowing attackers with Overall/Read permission to instantiate types related to configuration for which that field …

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84648] In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, the system log viewer does not escape log rec…

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, the system log viewer does not escape log record metadata (source, level, and timestamp) resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers in control of agent processes.

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84649] In Stapler 1839.ved17667b_a_eb_5 through 2107.v8dfcb_e8ed317 (both inclusive), except 2088.2093.vd7c…

In Stapler 1839.ved17667b_a_eb_5 through 2107.v8dfcb_e8ed317 (both inclusive), except 2088.2093.vd7c3e58008a_6, included in Jenkins 2.447 through 2.579 (both inclusive), LTS 2.452.1 through 2.568.2 (both inclusive), an HTTP endpoint serving dynamically generated JavaScript resources embeds the user's cross-site request forgery (CSRF) token (crumb) as a string literal, allowing attackers with contr…

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-84650] In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from dese…

In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, transient fields cannot be excluded from deserialization, allowing attackers able to submit configuration updates to specify the values of transient fields that will be deserialized, the impact depending on how those fields are used.

nvdaltovulnerabilidad CVSS 8.8 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-78689] Description NGINX JavaScript (njs) has a vulnerability in the XML module's namespace prefix list p…

Description NGINX JavaScript (njs) has a vulnerability in the XML module's namespace prefix list parser, reachable through the xml.exclusiveC14n() method. An unauthenticated remote attacker can trigger it when an affected NGINX configuration passes an externally controlled XML namespace prefix list to that method. Both the njs and the QuickJS (qjs) engines are affected. A crafted prefix list cau…

nvdaltovulnerabilidad CVSS 8.1 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-77180] When NGINX Ingress Controller is configured with Ingress annotations, an injection vulnerability exi…

When NGINX Ingress Controller is configured with Ingress annotations, an injection vulnerability exists in the configuration generator of NGINX Ingress Controller. Multiple user-controllable fields are written into the generated NGINX configuration without sanitization. An authenticated attacker with permission to create or modify these annotations may craft values that inject arbitrary NGINX conf…

nvdaltovulnerabilidad CVSS 8.3 NVD

M Alto vulnerabilidad

02/09/2026

[CVE-2026-78222] A vulnerability exists in NGINX JavaScript where a malformed HTTP response received by ngx.fetch() c…

A vulnerability exists in NGINX JavaScript where a malformed HTTP response received by ngx.fetch() can crash an NGINX worker when trusted JavaScript reads Response.statusText. Exploitation requires control or influence over the fetched HTTP response. Impact: This vulnerability may allow remote attackers to cause a denial-of-service (DoS) on the NGINX system. There is no control plane exposure; th…

nvdaltovulnerabilidad CVSS 7.5 NVD