CVE-2026-8203

Concrete CMS 9.5.0 and below has Stored XSS on the height parameter. The controller does not validate or sanitize $height. Any user with editor privileges can inject malicious JavaScript that executes in the context of any visitor's browser, potentially leading to session hijacking, credential...

CVE-2026-8421 Concrete CMS 9.5.0 and below is vulnerable to CSRF on install_package() with conditional token bypass leading to RCE

Concrete CMS 9.5.0 and below contains a CSRF vulnerability in the installpackage method of concrete/controllers/singlepage/dashboard/extend/install.php. An attacker who can cause an authenticated administrator to visit a crafted page, and who has placed or caused a package to be present under...

CVE-2026-8426

Concrete CMS 9.5.0 and earlier fails to validate a CSRF token for requests to /dashboard/extend/update/prepare_remote_upgrade/. An attacker who controls the remote package returned for a known marketplace item ID can overwrite the package PHP on disk and trigger the upgrade() method in a single b...

md-fileserver: Stored/Reflected XSS when viewing Markdown (raw HTML allowed)

Summary A cross-site scripting XSS vulnerability exists in the application’s Markdown rendering logic. When user-supplied Markdown content is rendered, embedded raw HTML—including tags—is processed and injected into the resulting page without sanitization, allowing arbitrary JavaScript execution ...

Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to content disclosure in Spring MVC and WebFlux [CVE-2026-22737]

Summary IBM Watson Speech Services Cartridge is vulnerable to content disclosure in Spring MVC and WebFlux, where template views in Spring MVC and Spring WebFlux applications can result in disclosure of content from files outside the configured locations for script template views CVE-2026-22737...

Crash during DNSSEC validation of malicious content

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SUSE CVE-2021-41190

The OCI Distribution Spec project defines an API protocol to facilitate and standardize the distribution of content. In the OCI Distribution Specification version 1.0.0 and prior, the Content-Type header alone was used to determine the type of document during push and pull operations. Documents...

Malicious code in polygon-toolkit-validate (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 77c6fa5fc2aa45c8649c09e54e0f5b318b096a78a133380d18d5379621ba819c The package presents a Polygon/Polymarket validation/crypto utility but its exported APIs silently relay caller data to a hardcoded remote endpoint. ...

PT-2026-42540

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.5.0 and earlier Description An issue exists where a missing permission check in the usage controller allows unauthenticated visitors to disclose file usage information. By requesting the endpoint...

PT-2026-42686

Impact Some of the Surface Controllers in the CMS provide to support member related operations fail to validate redirect URLs, making Razor templates that derive 'RedirectUrl' from user-controlled query parameters vulnerable to malicious redirect attacks. Patches The issue is resolved in versions...

Concrete CMS 跨站请求伪造漏洞

Concrete CMS is an open-source content management system developed by Concrete CMS. Versions prior to Concrete CMS 9.5.0 had a cross-site request forgeing vulnerability. This vulnerability stemmed from the concrete/controllers/backend/file function, which was vulnerable to cross-site request...

PT-2026-42567

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.0.0 through 9.4.x Description Concrete CMS is subject to Cross Site Request Forgery CSRF, a flaw where an attacker tricks a victim into performing actions they did not intend to do. This issue occurs at the...

PT-2026-42586

Summary A cross-site scripting XSS vulnerability exists in the application’s Markdown rendering logic. When user-supplied Markdown content is rendered, embedded raw HTML—including tags—is processed and injected into the resulting page without sanitization, allowing arbitrary JavaScript execution ...

Concrete CMS 安全漏洞

Concrete CMS is an open-source content management system designed for teams. Concrete CMS versions 9.5.0 and earlier have security vulnerabilities, which stem from IDOR. These vulnerabilities may allow unauthorized access to all conversation messages and file attachments...

PT-2026-42565

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.5.0 and earlier Description An Insecure Direct Object Reference IDOR exists in the surveys feature. This occurs when a site is configured with both public and private surveys. An unauthenticated attacker can vote in a...

PT-2026-42608

Summary The upload-by-URL path did not enforce NC ATTACHMENT FIELD SIZE against either the remote file's advertised Content-Length or the decoded length of a data: URI, allowing an authenticated user to bypass the configured per-file size limit. Details The attachments service now checks NC...

PT-2026-42666

Name of the Vulnerable Software and Affected Versions md-fileserver versions prior to 1.10.3 Description A cross-site scripting XSS issue exists in the Markdown rendering logic. When user-supplied Markdown content is rendered, embedded raw HTML, such as tags or event handlers e.g., , is processed...

PT-2026-44139

Name of the Vulnerable Software and Affected Versions Symfony affected versions not specified Description The ParameterizedHeader class and related parameter handling in Headers fails to validate parameter names when serializing structured headers like Content-Type and Content-Disposition. While...

PT-2026-42564

Name of the Vulnerable Software and Affected Versions Concrete CMS versions prior to 9.5.0 Description The user-profile edit controller passes the entire raw POST array to the UserInfo::update function without field whitelisting. This allows registered users to change passwords without providing...

PT-2026-42609

Summary The uploadViaURL path in the v1/v2 attachment API did not enforce NC ATTACHMENT FIELD SIZE against the remote content-length or against the response stream. An authenticated user Editor+ could direct the server to download arbitrarily large files, exhausting disk space and causing denial ...