{"items":[{"id":"NVI-00017645","kind":"vulnerability","title":"Undertow: Denial of Service via Multipart/Form-Data Parsing on HTTP GET Requests","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3x3v-w654-m28m","CVE-2026-3260"],"plain_summary":"GitHub lists this reviewed advisory for io.undertow:undertow-core. 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-37d1bcb18e75b19eaf4d8e8bc5a5d011"],"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":"CVSS","as_of":"2026-06-30T21:23:43.000Z","value":"5.9 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-37d1bcb18e75b19eaf4d8e8bc5a5d011"}],"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-37d1bcb18e75b19eaf4d8e8bc5a5d011","url":"https://github.com/advisories/GHSA-3x3v-w654-m28m","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-3x3v-w654-m28m","publisher":"GitHub Advisory Database","observed_at":"2026-11-05T11:39:31.286Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-37d1bcb18e75b19eaf4d8e8bc5a5d011"],"technology":"io.undertow:undertow-core","known_exclusions":[],"conditions_summary":"A flaw was found in Undertow. A remote attacker could exploit this vulnerability by sending an HTTP GET request containing multipart/form-data content. If the underlying application processes parameters using methods like `getParameterMap()`, the server prematurely parses and stores this content to disk. This could lead to resource exhaustion, potentially resulting in a Denial of Service (DoS).","public_affected_ranges":["< 2.4.0.Beta1"]}],"null_published_at":"2026-11-05T19:10:21.431Z","source_updated_at":"2026-06-30T21:23:43.000Z","source_disclosed_at":"2026-03-24T06:31:13.000Z","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":"2026-11-05T11:39:31.286Z"}],"next_cursor":null,"snapshot_revision":"42594"}