Vulnerabilidades

Concrete CMS versions 9.0.0 to 9.3.3 and below 8.5.19 are vulnerable to Stored XSS in the "Next&Previous Nav" block. A rogue administrator could add a malicious payload by executing it in the browsers of targeted users. The Concrete CMS Security Team gave this vulnerability a CVSS v4 score of 4.6 with vector…

Concrete CMS versions 9.0.0 through 9.3.2 are affected by a stored XSS vulnerability in Board instances. A rogue administrator could inject malicious code. The Concrete CMS security team gave this vulnerability a CVSS 4.0 Score of 4.6 with vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N.…

Concrete CMS versions 9.0.0 to 9.3.2 and below 8.5.18 are vulnerable to Stored XSS in RSS Displayer when user input is stored and later embedded into responses. A rogue administrator could inject malicious code into fields due to insufficient input validation. The Concrete CMS security team gave this vulnerability a…

Concrete CMS versions 9 through 9.3.2 and below 8.5.18 are vulnerable to Stored XSS in getAttributeSetName(). A rogue administrator could inject malicious code. The Concrete CMS team gave this a CVSS v4.0 rank of 4.6 with vector…

Concrete CMS versions 9.0.0 through 9.3.2 are affected by a stored XSS vulnerability in the generate dashboard board instance functionality. The Name input field does not check the input sufficiently letting a rogue administrator have the capability to inject malicious JavaScript code. The Concrete CMS security team…

Concrete CMS version 9 prior to 9.2.8 and previous versions prior to 8.5.16 are vulnerable to Stored XSS in the Search Field. Prior to the fix, stored XSS could be executed by an administrator changing a filter to which a rogue administrator had previously added malicious code. The Concrete CMS security team gave this…

Concrete CMS version 9 below 9.2.8 and previous versions below 8.5.16 is vulnerable to Stored XSS in blocks of type file. Stored XSS could be caused by a rogue administrator adding malicious code to the link-text field when creating a block of type file. The Concrete CMS security team gave this vulnerability a CVSS…

Concrete CMS version 9 before 9.2.8 and previous versions before 8.5.16 are vulnerable to Stored XSS in the Custom Class page editing. Prior to the fix, a rogue administrator could insert malicious code in the custom class field due to insufficient validation of administrator provided data. The Concrete CMS security…

Concrete CMS versions 9 below 9.2.8 and versions below 8.5.16 are vulnerable to Cross-site Scripting (XSS) in the Advanced File Search Filter. Prior to the fix, a rogue administrator could add malicious code in the file manager because of insufficient validation of administrator provided data. All administrators have…

Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be…

Concrete CMS version 9 before 9.2.7 is vulnerable to Stored XSS via the Name field of a Group type since there is insufficient validation of administrator provided data for that field. A rogue administrator could inject malicious code into the Name field which might be executed when users visit the affected page. The…

Concrete CMS before 9.2.3 allows Stored XSS on the Admin Dashboard via /dashboard/system/basics/name. (8.5 and earlier are unaffected.)

Concrete CMS before 8.5.14 and 9 before 9.2.3 allows Cross Site Request Forgery (CSRF) via ccm/calendar/dialogs/event/delete/submit. An attacker can force an admin to delete events on the site because the event ID is numeric and sequential.

Concrete CMS 9 before 9.2.3 is vulnerable to Cross Site Request Forgery (CSRF) at /ccm/system/dialogs/file/delete/1/submit.

Concrete CMS before 8.5.14 and 9 before 9.2.3 is vulnerable to an admin adding a stored XSS payload via the Layout Preset name.

Concrete CMS in version 9 before 9.2.5 is vulnerable to reflected XSS via the Image URL Import Feature due to insufficient validation of administrator provided data. A rogue administrator could inject malicious code when importing images, leading to the execution of the malicious code on the website user’s browser.…

Concrete CMS version 9 before 9.2.5 is vulnerable to stored XSS in file tags and description attributes since administrator entered file attributes are not sufficiently sanitized in the Edit Attributes page. A rogue administrator could put malicious code into the file tags or description attributes and, when another…

Concrete CMS version 9 before 9.2.5 is vulnerable to stored XSS via the Role Name field since there is insufficient validation of administrator provided data for that field. A rogue administrator could inject malicious code into the Role Name field which might be executed when users visit the affected page. The…

Concrete CMS 9 before 9.2.3 is vulnerable to Cross Site Request Forgery (CSRF) via /ccm/system/dialogs/logs/delete_all/submit. An attacker can force an admin user to delete server report logs on a web application to which they are currently authenticated.

Concrete CMS before 8.5.13 and 9.x before 9.2.2 allows stored XSS on the Admin page via an uploaded file name.

Concrete CMS before 8.5.13 and 9.x before 9.2.2 allows unauthorized access because directories can be created with insecure permissions. File creation functions (such as the Mkdir() function) gives universal access (0777) to created folders by default. Excessive permissions can be granted when creating a directory…

Multiple Cross Site Scripting (XSS) vulnerabilities in Concrete CMS v.9.2.1 allow an attacker to execute arbitrary code via a crafted script to the Header and Footer Tracking Codes of the SEO & Statistics. NOTE: the vendor disputes this because these header/footer changes can only be made by an admin, and allowing an…

Concrete CMS v9.2.1 is affected by an Arbitrary File Upload vulnerability via a Thumbnail file upload, which allows Cross-Site Scripting (XSS). NOTE: the vendor's position is that a customer is supposed to know that "pdf" should be excluded from the allowed file types, even though pdf is one of the allowed file types…

A Cross Site Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to the SEO - Extra from Page Settings. NOTE: the vendor disputes this because this SEO-related header change can only be made by an admin, and allowing an admin to place JavaScript there…

A Cross Site Scripting (XSS) vulnerability in Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1 allows an attacker to execute arbitrary code via a crafted script to Plural Handle of the Data Objects from System & Settings.