{"items":[{"id":"NVI-00007323","kind":"vulnerability","title":"TYPO3 CMS Authentication Bypass vulnerability","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-x4rj-f7m6-42c3"],"plain_summary":"OSV carries this publisher advisory for typo3/cms-core, typo3/cms-core, typo3/cms-core. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 8.7.17 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-d76ed9439cf384ce89ccfdb811ab204e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 9.3.2 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-d76ed9439cf384ce89ccfdb811ab204e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 7.6.30 for typo3/cms-core. Confirm the publisher’s latest guidance.","source_ids":["sr-d76ed9439cf384ce89ccfdb811ab204e"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-d76ed9439cf384ce89ccfdb811ab204e","url":"https://github.com/advisories/GHSA-x4rj-f7m6-42c3","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-x4rj-f7m6-42c3","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.439Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-d76ed9439cf384ce89ccfdb811ab204e"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"It has been discovered that TYPO3’s Salted Password system extension (which is a mandatory system component) is vulnerable to Authentication Bypass when using hashing methods which are related by PHP class inheritance. In standard TYPO3 core distributions stored passwords using the blowfish hashing algorithm can be overridden when using MD5 as the default hashing algorithm by just knowing a valid username. Per default the Portable PHP hashing algorithm (PHPass) is used which is not vulnerable.","public_affected_ranges":["ECOSYSTEM: introduced 8.0.0; fixed 8.7.17"]},{"certainty":"source_listed","source_ids":["sr-d76ed9439cf384ce89ccfdb811ab204e"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"It has been discovered that TYPO3’s Salted Password system extension (which is a mandatory system component) is vulnerable to Authentication Bypass when using hashing methods which are related by PHP class inheritance. In standard TYPO3 core distributions stored passwords using the blowfish hashing algorithm can be overridden when using MD5 as the default hashing algorithm by just knowing a valid username. Per default the Portable PHP hashing algorithm (PHPass) is used which is not vulnerable.","public_affected_ranges":["ECOSYSTEM: introduced 9.0.0; fixed 9.3.2"]},{"certainty":"source_listed","source_ids":["sr-d76ed9439cf384ce89ccfdb811ab204e"],"technology":"typo3/cms-core","known_exclusions":[],"conditions_summary":"It has been discovered that TYPO3’s Salted Password system extension (which is a mandatory system component) is vulnerable to Authentication Bypass when using hashing methods which are related by PHP class inheritance. In standard TYPO3 core distributions stored passwords using the blowfish hashing algorithm can be overridden when using MD5 as the default hashing algorithm by just knowing a valid username. Per default the Portable PHP hashing algorithm (PHPass) is used which is not vulnerable.","public_affected_ranges":["ECOSYSTEM: introduced 7.0.0; fixed 7.6.30"]}],"null_published_at":"2026-10-31T22:13:14.331Z","source_updated_at":"2024-12-05T05:43:27.392Z","source_disclosed_at":"2024-05-30T13:49:16.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:51.439Z"}],"next_cursor":null,"snapshot_revision":"42594"}