redaxo has 21 CVEs on record. Disclosure cadence is accelerating: 20 in the last 90 days against 0 in the 90 before. The busiest recent month was October 2026 with 15. The median CVSS is 5.4 (medium), with 1 rated critical. None have a confirmed exploitation report. The dominant weakness classes are CWE-79 (7) and CWE-352 (5). Most affected products: core (19), redaxo (1), redaxo/source (1).
CVEs per month
Last 12 months, by publish date
- Exploited share
- 0% vs 1% corpus
- Median CVSS
- 5.4
- Publish → KEV
- —
- Last 90 days
- 20 prev 0
Worst active — by depth score
CVE-2026-117532Critical· 9.8REDAXO Core 5.3.0 before 5.21.4 Authentication Bypass via History Plugin54CVE-2026-117536High· 8.8REDAXO before 5.21.3 CSRF Token Bypass via users/users Privilege Escalation48CVE-2026-63000Medium· 6.4REDAXO is a PHP-based content management system47CVE-2026-116896High· 7.5REDAXO before 5.21.5 Privilege Escalation via Backup Export of Authentication Tables41CVE-2026-53599High· 7.5REDAXO is a PHP-based content management system41
redaxo vulnerabilities
CVEs affecting redaxo, newest first. Open any entry for full detail, references, and exploit status.
21 CVEsRSS
CVE-2026-117533Medium· 4.4REDAXO 5.18.0 before 5.21.4 Stored XSS via Unsanitized Mediapool SVG Uploads
REDAXO from 5.18.0 before 5.21.4 contains a stored cross-site scripting vulnerability because rex_media_service moves uploaded SVG files into the public media folder before sanitizing them. Authenticated users with mediapool upload right…
CVE-2026-116894Medium· 4.2REDAXO before 5.21.5 Insufficient Session Expiration on Password Change
REDAXO before 5.21.5 contains an insufficient session expiration vulnerability that allows attackers to retain account access by keeping the current session and stay-logged-in key valid after a password change. Attackers who obtained a u…
CVE-2026-117537Medium· 4.1REDAXO before 5.21.0 Reflected XSS via Metainfo API type Parameter
REDAXO before 5.21.0 contains a reflected cross-site scripting vulnerability that allows authenticated attackers to inject scripts via the type parameter of the metainfo_default_fields_create API. Attackers can craft a link with a valid …
CVE-2026-116898High· 7.1REDAXO before 5.21.4 Missing Authorization in Media Pool Bulk Move
REDAXO before 5.21.4 contains a missing authorization vulnerability in the media pool bulk move that checks only target category permission, ignoring the source category. Authenticated backend users with permission for one media category…
CVE-2026-117538Medium· 4.1REDAXO before 5.21.0 Reflected XSS via Packages API function Parameter
REDAXO before 5.21.0 contains a reflected cross-site scripting vulnerability in the backend packages API, where the function parameter is concatenated into an error message rendered without HTML escaping. Attackers can lure an authentica…
CVE-2026-117536High· 8.8REDAXO before 5.21.3 CSRF Token Bypass via users/users Privilege Escalation
REDAXO before 5.21.3 contains a cross-site request forgery vulnerability in the backend user administration page (users/users) because the CSRF token check only runs when the save parameter is set, while the update path triggered by FUNC…
CVE-2026-117535Medium· 6.1REDAXO before 5.21.3 Reflected XSS via opener_link in Media Pool
REDAXO before 5.21.3 contains a reflected cross-site scripting vulnerability in the backend media pool detail page, where the opener_link parameter is rendered without HTML escaping. Unauthenticated attackers can lure logged-in backend u…
CVE-2026-116900Medium· 5.4REDAXO before 5.21.4 Stored XSS via Media and Link Input Widgets
REDAXO before 5.21.4 contains a stored cross-site scripting vulnerability that allows content editors to inject HTML by storing unescaped values rendered by media, medialist, link and linklist widgets. Attackers can submit crafted REX_IN…
CVE-2026-117534Medium· 5.4REDAXO before 5.21.3 CSRF in Article History Plugin
REDAXO before 5.21.3 contains a cross-site request forgery vulnerability in the structure/history plugin that allows attackers to delete history or roll back content via unvalidated GET requests. Attackers can lure logged-in backend user…
CVE-2026-117532Critical· 9.8REDAXO Core 5.3.0 before 5.21.4 Authentication Bypass via History Plugin
REDAXO core from 5.3.0 before 5.21.4 contains an authentication bypass vulnerability in the structure/history plugin that allows unauthenticated attackers to forge temporary login tokens. Attackers can force the session-tied secret into …
CVE-2026-116899Medium· 6.5REDAXO before 5.21.4 Broken Access Control in Slice Operations
REDAXO before 5.21.4 contains a broken access control vulnerability that allows authenticated editors to modify slices in unauthorized categories by pairing a permitted article with a foreign slice id. Attackers can abuse content/edit de…
CVE-2026-116893Medium· 6.8REDAXO core before 5.21.5 Missing Authorization in rex_api_package API
REDAXO core before 5.21.5 contains a missing authorization vulnerability in the rex_api_package API function that lets non-admin backend users manage packages with only a valid CSRF token. Attackers holding a token, such as demoted admin…
CVE-2026-116897Medium· 6.5REDAXO before 5.21.4 Missing Authorization in Version and History Previews
REDAXO core before 5.21.4 contains a missing authorization vulnerability in the structure/version and structure/history frontend preview modes, which do not check category or clang permissions for the previewed article. Any backend user,…
CVE-2026-116896High· 7.5REDAXO before 5.21.5 Privilege Escalation via Backup Export of Authentication Tables
REDAXO before 5.21.5 contains a missing authorization vulnerability in the backup addon export that accepts any database table, allowing non-admin users with the backup[export] permission to export rex_user, rex_user_session, and other a…
CVE-2026-116895Medium· 5.4REDAXO before 5.21.5 CSRF via Safe Mode Toggle Parameter
REDAXO before 5.21.5 contains a cross-site request forgery vulnerability because the backend processes the safemode GET parameter in index.php without validating a CSRF token. Attackers can lure a logged-in administrator into opening a c…
CVE-2026-62998Medium· 4.3PoCREDAXO is a PHP-based content management system
REDAXO is a PHP-based content management system. Prior to 5.21.2, rex_list::getSortColumn() in redaxo/src/core/lib/list.php accepts the sort request parameter without checking whether setColumnSortable() registered the requested column. …
CVE-2026-63001Medium· 4.8REDAXO is a PHP-based content management system
REDAXO is a PHP-based content management system. Prior to 5.21.2, the mediaIsInUse() handler in redaxo/src/addons/media_manager/lib/media_manager.php inserts a Media Manager type name into raw backend warning HTML without escaping it whe…
CVE-2026-63002Medium· 4.8PoCREDAXO is a PHP-based content management system
REDAXO is a PHP-based content management system. Prior to 5.21.2, redaxo/src/addons/mediapool/pages/sync.php inserts filenames held in $diffFiles from the media filesystem into the Mediapool Sync page without rex_escape(). An attacker wh…
CVE-2026-63000Medium· 6.4PoCREDAXO is a PHP-based content management system
REDAXO is a PHP-based content management system. Prior to 5.21.2, rex_api_install_package_update in redaxo/src/addons/install/lib/api/api_package_update.php inherits the false default from rex_api_function::requiresCsrfProtection() inste…
CVE-2026-53599High· 7.5REDAXO is a PHP-based content management system
REDAXO is a PHP-based content management system. From 5.18.2 until 5.21.1, rex_mediapool::isAllowedExtension in redaxo/src/addons/mediapool/lib/mediapool.php lets an authenticated backend user with media[upload] permission upload a JPEG/…
CVE-2016-20053Medium· 5.3Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages
Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages. Attackers can craft H…