{"items":[{"id":"NVI-00015066","kind":"vulnerability","title":"Spring Framework Escalation via Session Fixation in WebFlux","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4hfh-6x8g-gwpp","CVE-2026-41839"],"plain_summary":"GitHub lists this reviewed advisory for org.springframework:spring-webflux, org.springframework:spring-webflux, org.springframework:spring-webflux, org.springframework:spring-webflux. 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-15302490fe9f32d1c370aae571f025be"],"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":"2026-07-30T15:16:58.000Z","value":"4.2 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-15302490fe9f32d1c370aae571f025be"}],"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-15302490fe9f32d1c370aae571f025be","url":"https://github.com/advisories/GHSA-4hfh-6x8g-gwpp","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4hfh-6x8g-gwpp","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:58:49.818Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-15302490fe9f32d1c370aae571f025be"],"technology":"org.springframework:spring-webflux","known_exclusions":[],"conditions_summary":"A WebFlux application with a compromised subdomain (for example, compromised via cross-site scripting (XSS)) is vulnerable to an escalation attack exchanging a known session ID for that of an authenticated user.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.","public_affected_ranges":[">= 7.0.0, <= 7.0.7"]},{"certainty":"source_listed","source_ids":["sr-15302490fe9f32d1c370aae571f025be"],"technology":"org.springframework:spring-webflux","known_exclusions":[],"conditions_summary":"A WebFlux application with a compromised subdomain (for example, compromised via cross-site scripting (XSS)) is vulnerable to an escalation attack exchanging a known session ID for that of an authenticated user.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.","public_affected_ranges":[">= 6.2.0, <= 6.2.18"]},{"certainty":"source_listed","source_ids":["sr-15302490fe9f32d1c370aae571f025be"],"technology":"org.springframework:spring-webflux","known_exclusions":[],"conditions_summary":"A WebFlux application with a compromised subdomain (for example, compromised via cross-site scripting (XSS)) is vulnerable to an escalation attack exchanging a known session ID for that of an authenticated user.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.","public_affected_ranges":[">= 6.1.0, <= 6.1.21"]},{"certainty":"source_listed","source_ids":["sr-15302490fe9f32d1c370aae571f025be"],"technology":"org.springframework:spring-webflux","known_exclusions":[],"conditions_summary":"A WebFlux application with a compromised subdomain (for example, compromised via cross-site scripting (XSS)) is vulnerable to an escalation attack exchanging a known session ID for that of an authenticated user.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.","public_affected_ranges":["<= 5.3.39"]}],"null_published_at":"2026-11-03T10:03:26.541Z","source_updated_at":"2026-07-30T15:16:58.000Z","source_disclosed_at":"2026-06-09T06:31:57.000Z","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":"2026-11-03T09:58:49.818Z"}],"next_cursor":null,"snapshot_revision":"42594"}