{"items":[{"id":"NVI-00015224","kind":"vulnerability","title":"Fission: HTTPTrigger admission omits RelativeURL / Prefix validation; kubectl apply bypasses CLI checks","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vchh-r53j-8mpw","CVE-2026-50569"],"plain_summary":"GitHub lists this reviewed advisory for github.com/fission/fission. 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-076a936243ec44d782fc3dddcd3bb516"],"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":"2026-07-28T20:16:01.000Z","value":"4.3 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-43ab572132f0b389749259ac50d7049c"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.228%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.13584. Missing scores are unknown.","source_id":"sr-076a936243ec44d782fc3dddcd3bb516"}],"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-43ab572132f0b389749259ac50d7049c","url":"https://github.com/advisories/GHSA-vchh-r53j-8mpw","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vchh-r53j-8mpw","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:59:04.660Z"},{"id":"sr-076a936243ec44d782fc3dddcd3bb516","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-2026-50569","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.787Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-43ab572132f0b389749259ac50d7049c"],"technology":"github.com/fission/fission","known_exclusions":[],"conditions_summary":"`HTTPTriggerSpec.Validate()` validated `Methods`, `FunctionReference`, `Host`, `IngressConfig`, and `CorsConfig`, but silently skipped `RelativeURL` and `Prefix`. Those two fields were validated at the CLI level only\n(`pkg/fission-cli/cmd/httptrigger/create.go:83`). The post-CRD-modernization webhook for HTTPTrigger was retired in favor of API-server CEL — and CEL had no rules on those fields either — so an HTTPTrigger created via `kubectl apply` or\na direct Kubernetes REST API call bypassed every URL-level check.\n\nA tenant with HTTPTrigger create permission could therefore create triggers whose `RelativeURL` or `Prefix`:\n\n- was empty (with both fields unset, the trigger has no URL),\n- did not start with `/`,\n- was exactly `/` (claiming the entire router root),\n- contained `..` traversal segments (e.g. `/api/../admin`),\n- collided with router-owned routes: `/router-healthz`, `/readyz`, `/_version`, `/auth/login`,\n- collided with the router-internal function prefix `/fission-function//`.\n\n### Affected\n\n- Project: `github.com/fission/fission`\n- Versions: all versions through v1.24.0\n- Audited commit: `647c141`\n- Component: `pkg/apis/core/v1/validation.go:HTTPTriggerSpec.Val","public_affected_ranges":["<= 1.24.0"]}],"null_published_at":"2026-11-04T10:04:41.555Z","source_updated_at":"2026-07-28T20:16:01.000Z","source_disclosed_at":"2026-07-28T20:16:00.000Z","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":"2026-11-03T09:59:04.660Z"},{"id":"NVI-00015224","kind":"vulnerability","title":"Fission: HTTPTrigger admission omits RelativeURL / Prefix validation; kubectl apply bypasses CLI checks","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-vchh-r53j-8mpw","CVE-2026-50569"],"plain_summary":"GitHub lists this reviewed advisory for github.com/fission/fission. 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-43ab572132f0b389749259ac50d7049c"],"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":"2026-07-28T20:16:01.000Z","value":"4.3 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-43ab572132f0b389749259ac50d7049c"}],"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-43ab572132f0b389749259ac50d7049c","url":"https://github.com/advisories/GHSA-vchh-r53j-8mpw","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-vchh-r53j-8mpw","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:59:04.660Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-43ab572132f0b389749259ac50d7049c"],"technology":"github.com/fission/fission","known_exclusions":[],"conditions_summary":"`HTTPTriggerSpec.Validate()` validated `Methods`, `FunctionReference`, `Host`, `IngressConfig`, and `CorsConfig`, but silently skipped `RelativeURL` and `Prefix`. Those two fields were validated at the CLI level only\n(`pkg/fission-cli/cmd/httptrigger/create.go:83`). The post-CRD-modernization webhook for HTTPTrigger was retired in favor of API-server CEL — and CEL had no rules on those fields either — so an HTTPTrigger created via `kubectl apply` or\na direct Kubernetes REST API call bypassed every URL-level check.\n\nA tenant with HTTPTrigger create permission could therefore create triggers whose `RelativeURL` or `Prefix`:\n\n- was empty (with both fields unset, the trigger has no URL),\n- did not start with `/`,\n- was exactly `/` (claiming the entire router root),\n- contained `..` traversal segments (e.g. `/api/../admin`),\n- collided with router-owned routes: `/router-healthz`, `/readyz`, `/_version`, `/auth/login`,\n- collided with the router-internal function prefix `/fission-function//`.\n\n### Affected\n\n- Project: `github.com/fission/fission`\n- Versions: all versions through v1.24.0\n- Audited commit: `647c141`\n- Component: `pkg/apis/core/v1/validation.go:HTTPTriggerSpec.Val","public_affected_ranges":["<= 1.24.0"]}],"null_published_at":"2026-11-03T10:03:26.562Z","source_updated_at":"2026-07-28T20:16:01.000Z","source_disclosed_at":"2026-07-28T20:16:00.000Z","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":"2026-11-03T09:59:04.660Z"}],"next_cursor":null,"snapshot_revision":"42594"}