Known Vulnerabilities for TYPO3 CMS by TYPO3

Listed below are 10 of the newest known vulnerabilities associated with "TYPO3 CMS" by "TYPO3".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-77138 json The extension fails to safely process untrusted client input of an attacker-controlled cookie directly to PHP's unserialize()... Not Provided 2026-08-25 2026-08-25
CVE-2026-77131 json When OpenSSL is unavailable on the server, the extension transmits TYPO3 system information in cleartext instead of encryptin... Not Provided 2026-08-25 2026-08-25
CVE-2026-77127 json The extension fails to restrict a backend AJAX endpoint for inline editing to fields the current user is permitted to see or ... Not Provided 2026-08-25 2026-08-25
CVE-2026-56095 json The extension's indexer passed every field value returned by content object rendering through PHP's unserialize() function wh... Not Provided 2026-08-25 2026-08-25
CVE-2026-56094 json The extension allows a request-provided additionalFilters parameter to register a named siteHash filter before the system's o... Not Provided 2026-08-25 2026-08-25
CVE-2026-49742 json Backend users with file download permissions were able to download files from the fallback storage of the file abstraction la... Not Provided 2026-06-09 2026-06-11
CVE-2026-49741 json Backend users with write access to the form_definition database table were able to directly create, update, or delete form de... Not Provided 2026-06-09 2026-07-15
CVE-2026-49740 json TYPO3's cache frontend (VariableFrontend) and persistent key-value store (Registry) deserialized PHP payloads without integri... Not Provided 2026-06-09 2026-07-15
CVE-2026-49738 json The path allowance check in GeneralUtility::isAllowedAbsPath() performed a plain string prefix comparison without requiring a... Not Provided 2026-06-09 2026-07-15
CVE-2026-47352 json Authenticated backend users were able to retrieve file metadata via several Backend API routes without proper permission chec... Not Provided 2026-06-09 2026-07-15
Results limited to 10 most recent vulnerabilities

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