{"items":[{"id":"NVI-00011728","kind":"vulnerability","title":"A2A Java SDK has Server-Side Request Forgery (SSRF) in push-notification delivery","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-q78c-5jjq-57g8","CVE-2026-111761"],"plain_summary":"GitHub lists this reviewed advisory for org.a2aproject.sdk:a2a-java-sdk-server-common. 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-29410ace8d588ba1af3c4cde903c7a97"],"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":"2026-10-20T21:06:23.000Z","value":"5.8 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0ed366a3730500f2bff0fd739c6af1eb"},{"kind":"CVSS","as_of":"2026-10-22T22:18:01.230Z","value":"5.8 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2718dabbe506824e3a8a132ec90181d1"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.586%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.48001. Missing scores are unknown.","source_id":"sr-29410ace8d588ba1af3c4cde903c7a97"}],"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-0ed366a3730500f2bff0fd739c6af1eb","url":"https://github.com/advisories/GHSA-q78c-5jjq-57g8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-q78c-5jjq-57g8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"},{"id":"sr-2718dabbe506824e3a8a132ec90181d1","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111761","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-111761","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:37.778Z"},{"id":"sr-29410ace8d588ba1af3c4cde903c7a97","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-2026-111761","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.840Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0ed366a3730500f2bff0fd739c6af1eb"],"technology":"org.a2aproject.sdk:a2a-java-sdk-server-common","known_exclusions":[],"conditions_summary":"---\n\n- **Ecosystem:** Maven\n- **Affected package:** `org.a2aproject.sdk:a2a-java-sdk-server-common` (push-notification delivery)\n- **Affected versions:** `<= 1.2.0.Final` (and `1.2.1.Final-SNAPSHOT` on `main` prior to the fix)\n- **Patched version:** _(the release that carries the fix)_\n- **CWE:** CWE-918 (Server-Side Request Forgery)\n- **Severity:** High\n- **CVSS v3.1:** `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N` (5.8, Moderate)\n\n---\n\n## Summary\n\nAn **unauthenticated** attacker can coerce the a2a-java server into issuing HTTP requests to\narbitrary internal and cloud-metadata endpoints from the server's own network position — a\nServer-Side Request Forgery reachable in the default deployment with no credentials, no user\ninteraction, and a single request. The behaviour is the shipped default, not a misconfiguration.\n\n## Details\n\n`BasePushNotificationSender` (in `server-common`) POSTs task data to the URL stored on a task's\n`TaskPushNotificationConfig` with no validation of the destination: no block on loopback, RFC1918,\nlink-local (`169.254.0.0/16`, including the `169.254.169.254` metadata address), unique-local,\nunspecified, or multicast ranges; no scheme restriction; and no boun","public_affected_ranges":["< 1.3.0.Final"]}],"null_published_at":"2026-11-08T19:53:38.908Z","source_updated_at":"2026-10-20T21:06:23.000Z","source_disclosed_at":"2026-10-20T21:06:22.000Z","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":"2026-10-31T23:13:39.183Z"},{"id":"NVI-00011728","kind":"vulnerability","title":"A2A Java SDK has Server-Side Request Forgery (SSRF) in push-notification delivery","revision":3,"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-q78c-5jjq-57g8","CVE-2026-111761"],"plain_summary":"GitHub lists this reviewed advisory for org.a2aproject.sdk:a2a-java-sdk-server-common. 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-260fca0a2e31cbbc1493c458860edc64"],"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":"2026-10-20T21:06:23.000Z","value":"5.8 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0ed366a3730500f2bff0fd739c6af1eb"},{"kind":"CVSS","as_of":"2026-10-22T22:18:01.230Z","value":"5.8 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2718dabbe506824e3a8a132ec90181d1"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.586%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.48014. Missing scores are unknown.","source_id":"sr-260fca0a2e31cbbc1493c458860edc64"}],"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-0ed366a3730500f2bff0fd739c6af1eb","url":"https://github.com/advisories/GHSA-q78c-5jjq-57g8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-q78c-5jjq-57g8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"},{"id":"sr-2718dabbe506824e3a8a132ec90181d1","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111761","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-111761","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:37.778Z"},{"id":"sr-260fca0a2e31cbbc1493c458860edc64","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-2026-111761","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.265Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0ed366a3730500f2bff0fd739c6af1eb"],"technology":"org.a2aproject.sdk:a2a-java-sdk-server-common","known_exclusions":[],"conditions_summary":"---\n\n- **Ecosystem:** Maven\n- **Affected package:** `org.a2aproject.sdk:a2a-java-sdk-server-common` (push-notification delivery)\n- **Affected versions:** `<= 1.2.0.Final` (and `1.2.1.Final-SNAPSHOT` on `main` prior to the fix)\n- **Patched version:** _(the release that carries the fix)_\n- **CWE:** CWE-918 (Server-Side Request Forgery)\n- **Severity:** High\n- **CVSS v3.1:** `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N` (5.8, Moderate)\n\n---\n\n## Summary\n\nAn **unauthenticated** attacker can coerce the a2a-java server into issuing HTTP requests to\narbitrary internal and cloud-metadata endpoints from the server's own network position — a\nServer-Side Request Forgery reachable in the default deployment with no credentials, no user\ninteraction, and a single request. The behaviour is the shipped default, not a misconfiguration.\n\n## Details\n\n`BasePushNotificationSender` (in `server-common`) POSTs task data to the URL stored on a task's\n`TaskPushNotificationConfig` with no validation of the destination: no block on loopback, RFC1918,\nlink-local (`169.254.0.0/16`, including the `169.254.169.254` metadata address), unique-local,\nunspecified, or multicast ranges; no scheme restriction; and no boun","public_affected_ranges":["< 1.3.0.Final"]}],"null_published_at":"2026-11-06T15:18:11.421Z","source_updated_at":"2026-10-20T21:06:23.000Z","source_disclosed_at":"2026-10-20T21:06:22.000Z","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":"2026-10-31T23:13:39.183Z"},{"id":"NVI-00011728","kind":"vulnerability","title":"A2A Java SDK has Server-Side Request Forgery (SSRF) in push-notification delivery","revision":2,"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-q78c-5jjq-57g8","CVE-2026-111761"],"plain_summary":"GitHub lists this reviewed advisory for org.a2aproject.sdk:a2a-java-sdk-server-common. 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-2718dabbe506824e3a8a132ec90181d1"],"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":"2026-10-20T21:06:23.000Z","value":"5.8 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0ed366a3730500f2bff0fd739c6af1eb"},{"kind":"CVSS","as_of":"2026-10-22T22:18:01.230Z","value":"5.8 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-2718dabbe506824e3a8a132ec90181d1"}],"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-0ed366a3730500f2bff0fd739c6af1eb","url":"https://github.com/advisories/GHSA-q78c-5jjq-57g8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-q78c-5jjq-57g8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"},{"id":"sr-2718dabbe506824e3a8a132ec90181d1","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111761","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-111761","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:37.778Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0ed366a3730500f2bff0fd739c6af1eb"],"technology":"org.a2aproject.sdk:a2a-java-sdk-server-common","known_exclusions":[],"conditions_summary":"---\n\n- **Ecosystem:** Maven\n- **Affected package:** `org.a2aproject.sdk:a2a-java-sdk-server-common` (push-notification delivery)\n- **Affected versions:** `<= 1.2.0.Final` (and `1.2.1.Final-SNAPSHOT` on `main` prior to the fix)\n- **Patched version:** _(the release that carries the fix)_\n- **CWE:** CWE-918 (Server-Side Request Forgery)\n- **Severity:** High\n- **CVSS v3.1:** `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N` (5.8, Moderate)\n\n---\n\n## Summary\n\nAn **unauthenticated** attacker can coerce the a2a-java server into issuing HTTP requests to\narbitrary internal and cloud-metadata endpoints from the server's own network position — a\nServer-Side Request Forgery reachable in the default deployment with no credentials, no user\ninteraction, and a single request. The behaviour is the shipped default, not a misconfiguration.\n\n## Details\n\n`BasePushNotificationSender` (in `server-common`) POSTs task data to the URL stored on a task's\n`TaskPushNotificationConfig` with no validation of the destination: no block on loopback, RFC1918,\nlink-local (`169.254.0.0/16`, including the `169.254.169.254` metadata address), unique-local,\nunspecified, or multicast ranges; no scheme restriction; and no boun","public_affected_ranges":["< 1.3.0.Final"]}],"null_published_at":"2026-11-03T10:03:31.384Z","source_updated_at":"2026-10-20T21:06:23.000Z","source_disclosed_at":"2026-10-20T21:06:22.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T23:13:39.183Z"},{"id":"NVI-00011728","kind":"vulnerability","title":"A2A Java SDK has Server-Side Request Forgery (SSRF) in push-notification delivery","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-q78c-5jjq-57g8","CVE-2026-111761"],"plain_summary":"GitHub lists this reviewed advisory for org.a2aproject.sdk:a2a-java-sdk-server-common. 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-0ed366a3730500f2bff0fd739c6af1eb"],"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":"2026-10-20T21:06:23.000Z","value":"5.8 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0ed366a3730500f2bff0fd739c6af1eb"}],"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-0ed366a3730500f2bff0fd739c6af1eb","url":"https://github.com/advisories/GHSA-q78c-5jjq-57g8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-q78c-5jjq-57g8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:39.183Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0ed366a3730500f2bff0fd739c6af1eb"],"technology":"org.a2aproject.sdk:a2a-java-sdk-server-common","known_exclusions":[],"conditions_summary":"---\n\n- **Ecosystem:** Maven\n- **Affected package:** `org.a2aproject.sdk:a2a-java-sdk-server-common` (push-notification delivery)\n- **Affected versions:** `<= 1.2.0.Final` (and `1.2.1.Final-SNAPSHOT` on `main` prior to the fix)\n- **Patched version:** _(the release that carries the fix)_\n- **CWE:** CWE-918 (Server-Side Request Forgery)\n- **Severity:** High\n- **CVSS v3.1:** `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N` (5.8, Moderate)\n\n---\n\n## Summary\n\nAn **unauthenticated** attacker can coerce the a2a-java server into issuing HTTP requests to\narbitrary internal and cloud-metadata endpoints from the server's own network position — a\nServer-Side Request Forgery reachable in the default deployment with no credentials, no user\ninteraction, and a single request. The behaviour is the shipped default, not a misconfiguration.\n\n## Details\n\n`BasePushNotificationSender` (in `server-common`) POSTs task data to the URL stored on a task's\n`TaskPushNotificationConfig` with no validation of the destination: no block on loopback, RFC1918,\nlink-local (`169.254.0.0/16`, including the `169.254.169.254` metadata address), unique-local,\nunspecified, or multicast ranges; no scheme restriction; and no boun","public_affected_ranges":["< 1.3.0.Final"]}],"null_published_at":"2026-11-01T01:03:56.594Z","source_updated_at":"2026-10-20T21:06:23.000Z","source_disclosed_at":"2026-10-20T21:06:22.000Z","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":"2026-10-31T23:13:39.183Z"}],"next_cursor":null,"snapshot_revision":"42594"}