Alertas de Seguridad de la Información

M Crítico vulnerabilidad

17/09/2026

[CVE-2026-45143] Chamilo LMS is an open-source learning management system. From 2.0.0 through at least 2.1.0, Chamilo…

Chamilo LMS is an open-source learning management system. From 2.0.0 through at least 2.1.0, Chamilo LMS stores private Message.content without server-side sanitization and renders it as HTML in assets/vue/views/message/MessageShow.vue and public/main/template/default/message/view_message.html.twig. An authenticated low-privilege user, including a student, can directly address crafted message cont…

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

10/09/2026

[CVE-2026-88869] AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scriptin…

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in the AD_Server plugin's log.php endpoint that fails to escape the label parameter before storage. An unauthenticated attacker can inject malicious HTML through the label parameter, which is later rendered unsanitized in the admin Ad Types report using jQuery .html(), allowing execu…

nvdcriticovulnerabilidad CVSS 9.3 NVD

M Crítico vulnerabilidad

09/09/2026

[CVE-2026-54694] SkillTree is a micro-learning gamification platform. Prior to version 4.4.2, two independent code fl…

SkillTree is a micro-learning gamification platform. Prior to version 4.4.2, two independent code flaws combine into a single exploitable attack chain, with three distinct exploitation paths of escalating impact. `StringHighlighter.js` builds an HTML string by interpolating raw `value` substrings directly into a template literal with no HTML entity encoding. `HighlightedValue.vue` renders that str…

nvdcriticovulnerabilidad CVSS 9.6 NVD

M Crítico vulnerabilidad

08/09/2026

[CVE-2026-85982] The Auth0 AD/LDAP Connector is vulnerable to stored Cross-Site Scripting (XSS) issues due to imprope…

The Auth0 AD/LDAP Connector is vulnerable to stored Cross-Site Scripting (XSS) issues due to improper HTML encoding of data in search results and updater log content displayed in the admin panel. An authenticated user with privileges to modify directory attributes, or a low-privileged local user on the host where the connector is installed, could insert script content. This script content could th…

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

08/09/2026

[CVE-2026-76200] Adobe Commerce is affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused…

Adobe Commerce is affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim's browser when they browse to the page containing the vulnerable field, potentially gaining elevated access or control over the victim's account or session. Scope is changed.

nvdcriticovulnerabilidad CVSS 9.3 NVD

M Crítico vulnerabilidad

08/09/2026

[CVE-2026-76201] Adobe Commerce is affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused…

Adobe Commerce is affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim's browser when they browse to the page containing the vulnerable field, potentially gaining elevated access or control over the victim's account or session. Scope is changed.

nvdcriticovulnerabilidad CVSS 9.3 NVD

M Crítico vulnerabilidad

08/09/2026

[CVE-2026-69356] Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Ex…

Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

nvdcriticovulnerabilidad CVSS 9.3 NVD

M Crítico vulnerabilidad

03/09/2026

[CVE-2026-85061] MapLibre GL JS is an interactive vector tile map library for web browsers. Prior to 6.4.1, DOM.sanit…

MapLibre GL JS is an interactive vector tile map library for web browsers. Prior to 6.4.1, DOM.sanitize() in src/util/dom.ts iterates elem.attributes as a live NamedNodeMap while removeAttributes() removes attributes from the same collection, shifting indexes and skipping an adjacent dangerous attribute. An attacker who controls untrusted third-party style attribution strings or user-supplied cust…

nvdcriticovulnerabilidad CVSS 10.0 NVD

M Crítico vulnerabilidad

02/09/2026

Vulnerabilidad crítica de XSS almacenado en SiYuan anterior a v3.8.2 permite robo de tokens API

SiYuan versiones anteriores a v3.8.2 contiene una vulnerabilidad de cross-site scripting (XSS) almacenado en el servidor de activos debido a una lista de bloqueo de extensiones incompleta. Atacantes pueden cargar archivos con extensiones como .xht, .ehtml, .xsl, .xbl o .rdf que se resuelven como tipos de medios ejecutables, permitiendo ejecutar JavaScript para robar tokens API y comprometer espacios de trabajo. El CVSS de 9.0 indica severidad crítica con alto impacto en confidencialidad e integridad.

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

28/08/2026

[CVE-2026-40541] An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerabilit…

An improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in extract domain in Synology Chat Server before 2.4.5-22148 allows remote authenticated users, via a UI interaction, to read or write arbitrary files and conduct denial-of-service attacks in DSM.

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

23/08/2026

[CVE-2026-8445] justhtml versions <= 1.11.0 (fixed in 1.12.0) do not sufficiently escape HTML-significant characters…

justhtml versions are preserved, so untrusted input that is safe in to_html() — including entity-decoded text (e.g. &lt;script&gt;) or t…

nvdcriticovulnerabilidad CVSS 9.8 NVD

M Crítico vulnerabilidad

19/08/2026

[CVE-2026-55085] Etherpad is a real-time collaborative editor. Prior to 3.3.1, result.appendSpan in src/static/js/dom…

Etherpad is a real-time collaborative editor. Prior to 3.3.1, result.appendSpan in src/static/js/domline.ts interpolates the start attribute of a numbered list directly into an unquoted ol start attribute before assigning the generated markup to node.innerHTML. ImportEtherpad.setPadRaw in src/node/utils/ImportEtherpad.ts accepts attacker-controlled attribute-pool values from a crafted .etherpad im…

nvdcriticovulnerabilidad CVSS 9.6 NVD

M Crítico vulnerabilidad

18/08/2026

[CVE-2026-75626] SpiderFoot fails to HTML-escape correlation titles built from external scan data sources including s…

SpiderFoot fails to HTML-escape correlation titles built from external scan data sources including server banners and metadata. Attackers can inject malicious HTML elements with event handlers into correlation results that execute scripts in the operator's browser when the correlations view is opened, potentially stealing API keys.

nvdcriticovulnerabilidad CVSS 9.3 NVD

M Crítico vulnerabilidad

17/08/2026

[CVE-2026-55674] Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0…

Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, an unauthenticated attacker could send a single request with a crafted color_scheme_id (or dark_scheme_id) cookie to inject arbitrary HTML into a Discourse page. Because the cookie value was rendered into a color scheme tag without escaping, the attacker could break out of the attribute and inject…

nvdcriticovulnerabilidad CVSS 9.3 NVD

M Crítico vulnerabilidad

17/08/2026

[CVE-2026-74800] SiYuan before v3.7.4 fails to set Content-Disposition and X-Content-Type-Options headers when servin…

SiYuan before v3.7.4 fails to set Content-Disposition and X-Content-Type-Options headers when serving arbitrary file assets, allowing stored cross-site scripting attacks. Authenticated attackers can upload HTML files as assets and execute scripts with full kernel API access when the workspace owner opens the asset link.

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

15/08/2026

[CVE-2026-73052] SiYuan before v3.7.4 stores attribute-view field names without HTML escaping and interpolates them d…

SiYuan before v3.7.4 stores attribute-view field names without HTML escaping and interpolates them directly into option elements via innerHTML in the sort menu. Attackers can inject markup by renaming a database field to execute arbitrary JavaScript when users open the sort menu, with Node integration enabled in the desktop client enabling code execution.

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

15/08/2026

[CVE-2026-73053] SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji func…

SiYuan versions before v3.7.4 contain a cross-site scripting vulnerability in the unicode2Emoji function that fails to sanitize codepoint branch output. Attackers can craft document icons with hex-encoded markup that executes in the renderer with Node integration enabled, achieving arbitrary code execution on the host system.

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

15/08/2026

[CVE-2026-73042] SiYuan before v3.7.4 fails to properly escape database menu metadata in HTML interpolation, allowing…

SiYuan before v3.7.4 fails to properly escape database menu metadata in HTML interpolation, allowing stored values to execute script when users open group, view, or field-edit menus. Attackers can inject markup through field descriptions or names that close containing elements and execute arbitrary code via event handlers, reaching Node built-ins due to Electron's insecure configuration.

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

15/08/2026

[CVE-2026-73043] SiYuan versions before v3.7.4 contain a remote code execution vulnerability in the Template calculat…

SiYuan versions before v3.7.4 contain a remote code execution vulnerability in the Template calculation operator, which renders user-authored Go templates and stores output verbatim without sanitization. Attackers can inject malicious HTML and JavaScript into template calculations that execute in the desktop client renderer with Node integration enabled, allowing arbitrary code execution when the …

nvdcriticovulnerabilidad CVSS 9.0 NVD

M Crítico vulnerabilidad

15/08/2026

[CVE-2026-73044] SiYuan versions before v3.7.4 fail to validate or escape table column width values, allowing stored …

SiYuan versions before v3.7.4 fail to validate or escape table column width values, allowing stored cross-site scripting injection into style attributes. Attackers can inject malicious payloads through the setAttrViewColWidth API that break out of style attributes and inject event handlers on every table cell, executing arbitrary code in the Electron renderer with Node integration enabled.

nvdcriticovulnerabilidad CVSS 9.0 NVD