{"items":[{"id":"NVI-00009204","kind":"vulnerability","title":"Codechecker has an authentication bypass for certain API calls","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4v9x-cqc5-j645","CVE-2026-25660"],"plain_summary":"GitHub lists this reviewed advisory for codechecker. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-37ddab12118c54bfa80befcc3564effd"],"action_type":"investigate","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":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.447%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.38888. Missing scores are unknown.","source_id":"sr-37ddab12118c54bfa80befcc3564effd"}],"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-f247515ca8973b20aaa92dbdddd0dc43","url":"https://github.com/advisories/GHSA-4v9x-cqc5-j645","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4v9x-cqc5-j645","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:51.534Z"},{"id":"sr-37ddab12118c54bfa80befcc3564effd","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-25660","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.376Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-f247515ca8973b20aaa92dbdddd0dc43"],"technology":"codechecker","known_exclusions":[],"conditions_summary":"### Summary\nAuthentication bypass occurs when the URL ends with Authentication with certain function calls. This bypass allows assigning arbitrary permissions to any existing user in CodeChecker.\n\n### Details\n\nThe following functions are affected under the Authentication endpoint: `getAuthorisedNames`, `getPermissionsForUser`, `hasPermission`, `addPermission`, and `removePermission`.\n\nThe vulnerability allows unauthenticated users to execute these function calls with arbitrary arguments.\nIn the logs, the exploit shows as follows:\n```\n[INFO 2026-04-23 21:23] - 127.0.0.1:42654 -- [Anonymous] POST /v6.67/Authentication@getAuthorisedNames\n[INFO 2026-04-23 21:23] - 127.0.0.1:42654 -- [Anonymous] POST /v6.67/Authentication@addPermission\n```\n\n### Impact\nAn attacker with a CodeChecker user can effectively acquire superuser permissions by calling these endpoints.\n\n### Patch\nA patch is available at https://github.com/Ericsson/codechecker/releases/tag/v6.27.4.","public_affected_ranges":["<= 6.27.3"]}],"null_published_at":"2026-10-31T22:27:15.292Z","source_updated_at":"2026-10-27T16:27:41.000Z","source_disclosed_at":"2026-05-05T17:58:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:56:51.534Z"},{"id":"NVI-00009204","kind":"vulnerability","title":"Codechecker has an authentication bypass for certain API calls","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4v9x-cqc5-j645","CVE-2026-25660"],"plain_summary":"GitHub lists this reviewed advisory for codechecker. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-f247515ca8973b20aaa92dbdddd0dc43"],"action_type":"investigate","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-f247515ca8973b20aaa92dbdddd0dc43","url":"https://github.com/advisories/GHSA-4v9x-cqc5-j645","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4v9x-cqc5-j645","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:56:51.534Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-f247515ca8973b20aaa92dbdddd0dc43"],"technology":"codechecker","known_exclusions":[],"conditions_summary":"### Summary\nAuthentication bypass occurs when the URL ends with Authentication with certain function calls. This bypass allows assigning arbitrary permissions to any existing user in CodeChecker.\n\n### Details\n\nThe following functions are affected under the Authentication endpoint: `getAuthorisedNames`, `getPermissionsForUser`, `hasPermission`, `addPermission`, and `removePermission`.\n\nThe vulnerability allows unauthenticated users to execute these function calls with arbitrary arguments.\nIn the logs, the exploit shows as follows:\n```\n[INFO 2026-04-23 21:23] - 127.0.0.1:42654 -- [Anonymous] POST /v6.67/Authentication@getAuthorisedNames\n[INFO 2026-04-23 21:23] - 127.0.0.1:42654 -- [Anonymous] POST /v6.67/Authentication@addPermission\n```\n\n### Impact\nAn attacker with a CodeChecker user can effectively acquire superuser permissions by calling these endpoints.\n\n### Patch\nA patch is available at https://github.com/Ericsson/codechecker/releases/tag/v6.27.4.","public_affected_ranges":["<= 6.27.3"]}],"null_published_at":"2026-10-31T22:13:31.290Z","source_updated_at":"2026-10-27T16:27:41.000Z","source_disclosed_at":"2026-05-05T17:58:09.000Z","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":"2026-10-31T21:56:51.534Z"}],"next_cursor":null,"snapshot_revision":"42594"}