{"items":[{"id":"NVI-00015182","kind":"vulnerability","title":"Jenkins Open Redirect via Relative Path Segments in Post-Login Redirect URL","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3rqh-hch3-jhpc","CVE-2026-53436"],"plain_summary":"GitHub lists this reviewed advisory for org.jenkins-ci.main:jenkins-core, org.jenkins-ci.main:jenkins-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-1667f92ab0967d5945da653dbaf9d65a"],"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":"2026-08-13T18:21:56.000Z","value":"4.3 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-380d1be2ec62d942c939899527d2c8c9"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.282%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.20797. Missing scores are unknown.","source_id":"sr-1667f92ab0967d5945da653dbaf9d65a"}],"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-380d1be2ec62d942c939899527d2c8c9","url":"https://github.com/advisories/GHSA-3rqh-hch3-jhpc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-3rqh-hch3-jhpc","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T20:16:47.162Z"},{"id":"sr-1667f92ab0967d5945da653dbaf9d65a","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-2026-53436","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:58:50.330Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-380d1be2ec62d942c939899527d2c8c9"],"technology":"org.jenkins-ci.main:jenkins-core","known_exclusions":[],"conditions_summary":"Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments (`./` or `../`), allowing attackers to perform phishing attacks.","public_affected_ranges":[">= 2.556, < 2.568"]},{"certainty":"source_listed","source_ids":["sr-380d1be2ec62d942c939899527d2c8c9"],"technology":"org.jenkins-ci.main:jenkins-core","known_exclusions":[],"conditions_summary":"Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments (`./` or `../`), allowing attackers to perform phishing attacks.","public_affected_ranges":["< 2.555.3"]}],"null_published_at":"2026-11-08T19:53:38.933Z","source_updated_at":"2026-08-13T18:21:56.000Z","source_disclosed_at":"2026-06-10T15:31:31.000Z","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":"2026-11-02T20:16:47.162Z"},{"id":"NVI-00015182","kind":"vulnerability","title":"Jenkins Open Redirect via Relative Path Segments in Post-Login Redirect URL","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-3rqh-hch3-jhpc","CVE-2026-53436"],"plain_summary":"GitHub lists this reviewed advisory for org.jenkins-ci.main:jenkins-core, org.jenkins-ci.main:jenkins-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-380d1be2ec62d942c939899527d2c8c9"],"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":"2026-08-13T18:21:56.000Z","value":"4.3 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-380d1be2ec62d942c939899527d2c8c9"}],"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-380d1be2ec62d942c939899527d2c8c9","url":"https://github.com/advisories/GHSA-3rqh-hch3-jhpc","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-3rqh-hch3-jhpc","publisher":"GitHub Advisory Database","observed_at":"2026-11-02T20:16:47.162Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-380d1be2ec62d942c939899527d2c8c9"],"technology":"org.jenkins-ci.main:jenkins-core","known_exclusions":[],"conditions_summary":"Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments (`./` or `../`), allowing attackers to perform phishing attacks.","public_affected_ranges":[">= 2.556, < 2.568"]},{"certainty":"source_listed","source_ids":["sr-380d1be2ec62d942c939899527d2c8c9"],"technology":"org.jenkins-ci.main:jenkins-core","known_exclusions":[],"conditions_summary":"Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments (`./` or `../`), allowing attackers to perform phishing attacks.","public_affected_ranges":["< 2.555.3"]}],"null_published_at":"2026-11-03T10:03:26.557Z","source_updated_at":"2026-08-13T18:21:56.000Z","source_disclosed_at":"2026-06-10T15:31:31.000Z","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":"2026-11-02T20:16:47.162Z"}],"next_cursor":null,"snapshot_revision":"42594"}