Concrete CMS
by Concrete CMS
Source repositories
CVEs (190)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2023-28475 | Med | 0.33 | 6.1 | 0.01 | Apr 28, 2023 | Concrete CMS (previously concrete5) versions 8.5.12 and below, and versions 9.0 through 9.1.3 is vulnerable to Reflected XSS on the Reply form because msgID was not sanitized. | ||
| CVE-2022-43968 | Med | 0.33 | 6.1 | 0.01 | Nov 14, 2022 | Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS in the dashboard icons due to un-sanitized output. Remediate by updating to Concrete CMS 9.1.3+ or 8.5.10+. | ||
| CVE-2022-43967 | Med | 0.33 | 6.1 | 0.01 | Nov 14, 2022 | Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS in the multilingual report due to un-sanitized output. Remediate by updating to Concrete CMS 9.1.3+ or 8.5.10+. | ||
| CVE-2022-43694 | Med | 0.33 | 6.1 | 0.01 | Nov 14, 2022 | Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS in the image manipulation library due to un-sanitized output. | ||
| CVE-2022-43692 | Med | 0.33 | 6.1 | 0.01 | Nov 14, 2022 | Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS - user can cause an administrator to trigger reflected XSS with a url if the targeted administrator is using an old browser that lacks XSS protection. Remediate by updating… | ||
| CVE-2026-68528 | Med | 0.32 | — | 0.00 | Sep 11, 2026 | Concrete CMS RSS Displayer block below version 9.5.3 rendered remote feed item titles without HTML escaping, resulting in stored cross-site scripting. An attacker able to control a title in a syndicated feed could execute script in the site origin for any visitor to the… | ||
| CVE-2026-18122 | Med | 0.32 | — | 0.00 | Sep 11, 2026 | Concrete CMS 9.2.0 to 9.5.2 Express REST API list endpoint exposes restricted Express entries via Missing Authorization; the Concrete CMS REST API's Express entry collection endpoint disabled the per-entry view permission check. An OAuth token with read scope for an Express… | ||
| CVE-2026-18120 | Med | 0.31 | 5.9 | 0.00 | Sep 16, 2026 | Concrete CMS before 9.5.3 exposed a legacy Express entry search endpoint that returned entry result JSON without invoking the canViewExpressEntries() permission check applied by the normal dashboard and CSV Export flow. An unauthenticated visitor who knew or discovered an… | ||
| CVE-2026-81909 | Med | 0.31 | — | 0.00 | Sep 11, 2026 | Concrete CMS 9 through 9.5.2 is vulnerable to Missing Authorization in the block alias route (Process::alias() in concrete/controllers/backend/block/process.php).It does not verify that the referenced block is genuinely orphaned on the target page, nor that the caller holds any… | ||
| CVE-2026-8353 | Med | 0.31 | 4.8 | 0.00 | May 22, 2026 | Concrete CMS version 9.0 to 9.5.0 is vulnerable to Stored XSS via page name in the Atomik theme. A rogue editor can inject arbitrary JavaScript that executes in the context of any authenticated user visiting the affected account pages. This can lead to session hijacking,… | ||
| CVE-2024-7512 | Med | 0.31 | 4.8 | 0.00 | Aug 12, 2024 | 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:… | ||
| CVE-2023-44760 | Med | 0.31 | 4.8 | 0.01 | Oct 23, 2023 | 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… | ||
| CVE-2023-44766 | Med | 0.31 | 4.8 | 0.01 | Oct 6, 2023 | 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… | ||
| CVE-2026-81912 | Med | 0.30 | — | 0.00 | Sep 11, 2026 | Concrete CMS before 9.5.3 is vulnerable to Cross-Site Request Forgery in the Move Multiple Groups feature. The dashboard/users/groups/bulkupdate/confirm() endpoint moved the selected group tree nodes without validating an action token, so a state-changing group move could be… | ||
| CVE-2023-28477 | Med | 0.29 | 5.5 | 0.01 | Apr 28, 2023 | Concrete CMS (previously concrete5) versions 8.5.12 and below, and 9.0 through 9.1.3 is vulnerable to stored XSS on API Integrations via the name parameter. | ||
| CVE-2026-81927 | Med | 0.28 | 5.4 | 0.00 | Sep 15, 2026 | Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode (concrete.file_manager.images.svg_sanitization.action = reject),… | ||
| CVE-2026-81897 | Med | 0.28 | 5.4 | 0.00 | Sep 15, 2026 | In Concrete CMS below CMS 9.5.3, the save_control action in the Express entities forms dashboard controller did not validate the anti-CSRF token. By causing an authenticated administrator to submit a forged cross-site request, a remote attacker without credentials could write… | ||
| CVE-2026-81896 | Med | 0.28 | 5.4 | 0.00 | Sep 15, 2026 | Concrete CMS before 9.5.3 does not apply HTML entity encoding to user-defined Form block question labels when rendering them as column headers in the Dashboard Form Submissions report (concrete/single_pages/dashboard/reports/forms/legacy.php). a rogue editor could store markup… | ||
| CVE-2026-81894 | Med | 0.28 | 5.4 | 0.00 | Sep 15, 2026 | Concrete CMS 9.5.2 and below is vulnerable to stored DOM-based Cross-site Scripting (XSS) via the Gallery block's per-image Caption field because the bundled Magnific Popup lightbox script (concrete/js/features/imagery/frontend.js) re-parses the attribute-decoded caption as HTML… | ||
| CVE-2026-81917 | Med | 0.28 | 5.4 | 0.00 | Sep 11, 2026 | Concrete CMS below 9.5.3 does not apply HTML output escaping to the file description and tags fields when rendering the Document Library block, so a user with permission to edit file properties could store a script payload that executed in the browser of any visitor to a page… |
- risk 0.33cvss 6.1epss 0.01
Concrete CMS (previously concrete5) versions 8.5.12 and below, and versions 9.0 through 9.1.3 is vulnerable to Reflected XSS on the Reply form because msgID was not sanitized.
- risk 0.33cvss 6.1epss 0.01
Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS in the dashboard icons due to un-sanitized output. Remediate by updating to Concrete CMS 9.1.3+ or 8.5.10+.
- risk 0.33cvss 6.1epss 0.01
Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS in the multilingual report due to un-sanitized output. Remediate by updating to Concrete CMS 9.1.3+ or 8.5.10+.
- risk 0.33cvss 6.1epss 0.01
Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS in the image manipulation library due to un-sanitized output.
- risk 0.33cvss 6.1epss 0.01
Concrete CMS (formerly concrete5) below 8.5.10 and between 9.0.0 and 9.1.2 is vulnerable to Reflected XSS - user can cause an administrator to trigger reflected XSS with a url if the targeted administrator is using an old browser that lacks XSS protection. Remediate by updating…
- risk 0.32cvss —epss 0.00
Concrete CMS RSS Displayer block below version 9.5.3 rendered remote feed item titles without HTML escaping, resulting in stored cross-site scripting. An attacker able to control a title in a syndicated feed could execute script in the site origin for any visitor to the…
- risk 0.32cvss —epss 0.00
Concrete CMS 9.2.0 to 9.5.2 Express REST API list endpoint exposes restricted Express entries via Missing Authorization; the Concrete CMS REST API's Express entry collection endpoint disabled the per-entry view permission check. An OAuth token with read scope for an Express…
- risk 0.31cvss 5.9epss 0.00
Concrete CMS before 9.5.3 exposed a legacy Express entry search endpoint that returned entry result JSON without invoking the canViewExpressEntries() permission check applied by the normal dashboard and CSV Export flow. An unauthenticated visitor who knew or discovered an…
- risk 0.31cvss —epss 0.00
Concrete CMS 9 through 9.5.2 is vulnerable to Missing Authorization in the block alias route (Process::alias() in concrete/controllers/backend/block/process.php).It does not verify that the referenced block is genuinely orphaned on the target page, nor that the caller holds any…
- risk 0.31cvss 4.8epss 0.00
Concrete CMS version 9.0 to 9.5.0 is vulnerable to Stored XSS via page name in the Atomik theme. A rogue editor can inject arbitrary JavaScript that executes in the context of any authenticated user visiting the affected account pages. This can lead to session hijacking,…
- risk 0.31cvss 4.8epss 0.00
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:…
- risk 0.31cvss 4.8epss 0.01
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…
- risk 0.31cvss 4.8epss 0.01
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…
- risk 0.30cvss —epss 0.00
Concrete CMS before 9.5.3 is vulnerable to Cross-Site Request Forgery in the Move Multiple Groups feature. The dashboard/users/groups/bulkupdate/confirm() endpoint moved the selected group tree nodes without validating an action token, so a state-changing group move could be…
- risk 0.29cvss 5.5epss 0.01
Concrete CMS (previously concrete5) versions 8.5.12 and below, and 9.0 through 9.1.3 is vulnerable to stored XSS on API Integrations via the name parameter.
- risk 0.28cvss 5.4epss 0.00
Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode (concrete.file_manager.images.svg_sanitization.action = reject),…
- risk 0.28cvss 5.4epss 0.00
In Concrete CMS below CMS 9.5.3, the save_control action in the Express entities forms dashboard controller did not validate the anti-CSRF token. By causing an authenticated administrator to submit a forged cross-site request, a remote attacker without credentials could write…
- risk 0.28cvss 5.4epss 0.00
Concrete CMS before 9.5.3 does not apply HTML entity encoding to user-defined Form block question labels when rendering them as column headers in the Dashboard Form Submissions report (concrete/single_pages/dashboard/reports/forms/legacy.php). a rogue editor could store markup…
- risk 0.28cvss 5.4epss 0.00
Concrete CMS 9.5.2 and below is vulnerable to stored DOM-based Cross-site Scripting (XSS) via the Gallery block's per-image Caption field because the bundled Magnific Popup lightbox script (concrete/js/features/imagery/frontend.js) re-parses the attribute-decoded caption as HTML…
- risk 0.28cvss 5.4epss 0.00
Concrete CMS below 9.5.3 does not apply HTML output escaping to the file description and tags fields when rendering the Document Library block, so a user with permission to edit file properties could store a script payload that executed in the browser of any visitor to a page…
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