{"items":[{"id":"NVI-00009069","kind":"vulnerability","title":"@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location","revision":5,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-j63v-mwhm-56jx","CVE-2026-118763"],"plain_summary":"GitHub lists this reviewed advisory for @sigstore/oci. 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-2556db66ae17af227817a39d6a1d249c"],"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},{"summary":"The original advisory lists fixed boundaries 0.7.2 for @sigstore/oci. Confirm the publisher’s latest guidance.","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"action_type":"vendor_patch","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":"2026-10-30T23:00:19.000Z","value":"7.4 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9bcc9421ea5b22b4415c388110af2691"},{"kind":"CVSS","as_of":"2026-10-30T19:39:14.897Z","value":"7.4 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-136e895e3a79700516b0a144755eefbe"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.300%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.22713. Missing scores are unknown.","source_id":"sr-2556db66ae17af227817a39d6a1d249c"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. 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Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-118763","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.845Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9bcc9421ea5b22b4415c388110af2691"],"technology":"@sigstore/oci","known_exclusions":[],"conditions_summary":"### Summary\n\n@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location\n\n## Affected versions and vulnerable location\n\n- Confirmed on sigstore-js at `3a83271` (current HEAD).\n- File: `packages/oci/src/registry.ts`.\n  - `signIn()` installs the credential as a DEFAULT header on the shared client: `this.#fetch = this.#fetch.defaults({ headers: { [HEADER_AUTHORIZATION]: 'Basic ' + basicAuth } })` (`:126-128`) or `... 'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["<= 0.7.1"]},{"certainty":"source_listed","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"technology":"@sigstore/oci","known_exclusions":[],"conditions_summary":"### Summary\n\n@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location\n\n## Affected versions and vulnerable location\n\n- Confirmed on sigstore-js at `3a83271` (current HEAD).\n- File: `packages/oci/src/registry.ts`.\n  - `signIn()` installs the credential as a DEFAULT header on the shared client: `this.#fetch = this.#fetch.defaults({ headers: { [HEADER_AUTHORIZATION]: 'Basic ' + basicAuth } })` (`:126-128`) or `... 'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["SEMVER: introduced 0; fixed 0.7.2"]}],"null_published_at":"2026-11-08T19:53:33.657Z","source_updated_at":"2026-10-30T23:00:19.000Z","source_disclosed_at":"2026-10-30T23:00:17.000Z","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":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009069","kind":"vulnerability","title":"@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-j63v-mwhm-56jx","CVE-2026-118763"],"plain_summary":"GitHub lists this reviewed advisory for @sigstore/oci. 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-40fbe088c3ede0ae5242497ec559e987"],"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},{"summary":"The original advisory lists fixed boundaries 0.7.2 for @sigstore/oci. Confirm the publisher’s latest guidance.","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. 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Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-118763","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9bcc9421ea5b22b4415c388110af2691"],"technology":"@sigstore/oci","known_exclusions":[],"conditions_summary":"### Summary\n\n@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location\n\n## Affected versions and vulnerable location\n\n- Confirmed on sigstore-js at `3a83271` (current HEAD).\n- File: `packages/oci/src/registry.ts`.\n  - `signIn()` installs the credential as a DEFAULT header on the shared client: `this.#fetch = this.#fetch.defaults({ headers: { [HEADER_AUTHORIZATION]: 'Basic ' + basicAuth } })` (`:126-128`) or `... 'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["<= 0.7.1"]},{"certainty":"source_listed","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"technology":"@sigstore/oci","known_exclusions":[],"conditions_summary":"### Summary\n\n@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location\n\n## Affected versions and vulnerable location\n\n- Confirmed on sigstore-js at `3a83271` (current HEAD).\n- File: `packages/oci/src/registry.ts`.\n  - `signIn()` installs the credential as a DEFAULT header on the shared client: `this.#fetch = this.#fetch.defaults({ headers: { [HEADER_AUTHORIZATION]: 'Basic ' + basicAuth } })` (`:126-128`) or `... 'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["SEMVER: introduced 0; fixed 0.7.2"]}],"null_published_at":"2026-11-03T10:03:31.371Z","source_updated_at":"2026-10-30T23:00:19.000Z","source_disclosed_at":"2026-10-30T23:00:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009069","kind":"vulnerability","title":"@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-j63v-mwhm-56jx","CVE-2026-118763"],"plain_summary":"GitHub lists this reviewed advisory for @sigstore/oci. 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-40fbe088c3ede0ae5242497ec559e987"],"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},{"summary":"The original advisory lists fixed boundaries 0.7.2 for @sigstore/oci. Confirm the publisher’s latest guidance.","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"action_type":"vendor_patch","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":"2026-10-30T23:00:19.000Z","value":"7.4 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-9bcc9421ea5b22b4415c388110af2691"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.300%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.22728. Missing scores are unknown.","source_id":"sr-40fbe088c3ede0ae5242497ec559e987"}],"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-9bcc9421ea5b22b4415c388110af2691","url":"https://github.com/advisories/GHSA-j63v-mwhm-56jx","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. 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Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-118763","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-9bcc9421ea5b22b4415c388110af2691"],"technology":"@sigstore/oci","known_exclusions":[],"conditions_summary":"### Summary\n\n@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location\n\n## Affected versions and vulnerable location\n\n- Confirmed on sigstore-js at `3a83271` (current HEAD).\n- File: `packages/oci/src/registry.ts`.\n  - `signIn()` installs the credential as a DEFAULT header on the shared client: `this.#fetch = this.#fetch.defaults({ headers: { [HEADER_AUTHORIZATION]: 'Basic ' + basicAuth } })` (`:126-128`) or `... 'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["<= 0.7.1"]},{"certainty":"source_listed","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"technology":"@sigstore/oci","known_exclusions":[],"conditions_summary":"### Summary\n\n@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location\n\n## Affected versions and vulnerable location\n\n- Confirmed on sigstore-js at `3a83271` (current HEAD).\n- File: `packages/oci/src/registry.ts`.\n  - `signIn()` installs the credential as a DEFAULT header on the shared client: `this.#fetch = this.#fetch.defaults({ headers: { [HEADER_AUTHORIZATION]: 'Basic ' + basicAuth } })` (`:126-128`) or `... 'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["SEMVER: introduced 0; fixed 0.7.2"]}],"null_published_at":"2026-10-31T23:18:17.208Z","source_updated_at":"2026-10-30T23:00:19.000Z","source_disclosed_at":"2026-10-30T23:00:17.000Z","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":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009069","kind":"vulnerability","title":"@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-j63v-mwhm-56jx","CVE-2026-118763"],"plain_summary":"GitHub lists this reviewed advisory for @sigstore/oci. 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-9bcc9421ea5b22b4415c388110af2691"],"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},{"summary":"The original advisory lists fixed boundaries 0.7.2 for @sigstore/oci. Confirm the publisher’s latest guidance.","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. 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'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["<= 0.7.1"]},{"certainty":"source_listed","source_ids":["sr-7ba1bacfe0f54c8dfaf86f2c00b20b63"],"technology":"@sigstore/oci","known_exclusions":[],"conditions_summary":"### Summary\n\n@sigstore/oci sends the registry Authorization header to a cross-host blob-upload Location\n\n## Affected versions and vulnerable location\n\n- Confirmed on sigstore-js at `3a83271` (current HEAD).\n- File: `packages/oci/src/registry.ts`.\n  - `signIn()` installs the credential as a DEFAULT header on the shared client: `this.#fetch = this.#fetch.defaults({ headers: { [HEADER_AUTHORIZATION]: 'Basic ' + basicAuth } })` (`:126-128`) or `... 'Bearer ' + token` (`:145-147`), plus `creds.headers` from the Docker config (`:104`).\n  - `uploadBlob()` reads the `Location` response header (`:184`), builds `uploadLocation = new URL(location.startsWith('/') ? this.#baseURL + location : location)` (`:190-192`), and PUTs the blob to it through the same client: `await this.#fetch(uploadLocation.href, { method: 'PUT', body: blob, headers: { [HEADER_CONTENT_TYPE]: ... } })` (`:198`).\n- There is no check that `uploadLocation`'s host (or scheme) equals the registry host before the PUT is sent.\n\n## Root cause\n\nBecause `signIn()` sets `Authorization` via `.defaults()`, it is attached to every request the client issues, including requests to a host the client read out of a server response. When a ","public_affected_ranges":["SEMVER: introduced 0; fixed 0.7.2"]}],"null_published_at":"2026-10-31T22:13:31.311Z","source_updated_at":"2026-10-30T23:00:19.000Z","source_disclosed_at":"2026-10-30T23:00:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:55:49.621Z"}],"next_cursor":null,"snapshot_revision":"42594"}