{"items":[{"id":"NVI-00002270","kind":"vulnerability","title":"AMPHP Denial of Service via HTTP/2 CONTINUATION Frames","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-qjfw-cvjf-f4fm","CVE-2024-2653"],"plain_summary":"OSV carries this publisher advisory for amphp/http, amphp/http, amphp/http-client. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.1.1 for amphp/http. Confirm the publisher’s latest guidance.","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"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},{"summary":"The original advisory lists fixed boundaries 1.7.3 for amphp/http. Confirm the publisher’s latest guidance.","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"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},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-23b4286d16053c9040638cf4219aed66"],"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":"2026-06-17T07:24:58.423Z","value":"8.2 HIGH (3.1)","meaning":"134c704f-9b21-4f2e-91b3-4a467353bcc0 severity; no combined Null risk score.","source_id":"sr-47d62e4396871e688833cbc6cdabc0f1"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"83.366%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.99681. Missing scores are unknown.","source_id":"sr-23b4286d16053c9040638cf4219aed66"}],"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-11f0e503d2995e4feff179d5dacbecc5","url":"https://github.com/advisories/GHSA-qjfw-cvjf-f4fm","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qjfw-cvjf-f4fm","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:31.004Z"},{"id":"sr-47d62e4396871e688833cbc6cdabc0f1","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-2653","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2024-2653","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:59:14.650Z"},{"id":"sr-23b4286d16053c9040638cf4219aed66","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-2024-2653","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.1.1"]},{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.7.3"]},{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http-client","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-rc10; last_affected 4.0.0"]}],"null_published_at":"2026-11-01T14:34:07.642Z","source_updated_at":"2026-07-08T06:52:52.534Z","source_disclosed_at":"2024-04-03T18:06:45.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:31.004Z"},{"id":"NVI-00002270","kind":"vulnerability","title":"AMPHP Denial of Service via HTTP/2 CONTINUATION Frames","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-qjfw-cvjf-f4fm","CVE-2024-2653"],"plain_summary":"OSV carries this publisher advisory for amphp/http, amphp/http, amphp/http-client. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.1.1 for amphp/http. Confirm the publisher’s latest guidance.","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"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},{"summary":"The original advisory lists fixed boundaries 1.7.3 for amphp/http. Confirm the publisher’s latest guidance.","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"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},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-23b4286d16053c9040638cf4219aed66"],"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":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"83.366%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.99681. Missing scores are unknown.","source_id":"sr-23b4286d16053c9040638cf4219aed66"}],"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-11f0e503d2995e4feff179d5dacbecc5","url":"https://github.com/advisories/GHSA-qjfw-cvjf-f4fm","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qjfw-cvjf-f4fm","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:31.004Z"},{"id":"sr-23b4286d16053c9040638cf4219aed66","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-2024-2653","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.1.1"]},{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.7.3"]},{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http-client","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-rc10; last_affected 4.0.0"]}],"null_published_at":"2026-10-31T22:27:09.613Z","source_updated_at":"2026-07-08T06:52:52.534Z","source_disclosed_at":"2024-04-03T18:06:45.000Z","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":"2026-10-31T21:42:31.004Z"},{"id":"NVI-00002270","kind":"vulnerability","title":"AMPHP Denial of Service via HTTP/2 CONTINUATION Frames","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-qjfw-cvjf-f4fm","CVE-2024-2653"],"plain_summary":"OSV carries this publisher advisory for amphp/http, amphp/http, amphp/http-client. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 2.1.1 for amphp/http. Confirm the publisher’s latest guidance.","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"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},{"summary":"The original advisory lists fixed boundaries 1.7.3 for amphp/http. Confirm the publisher’s latest guidance.","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"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":[],"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-11f0e503d2995e4feff179d5dacbecc5","url":"https://github.com/advisories/GHSA-qjfw-cvjf-f4fm","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qjfw-cvjf-f4fm","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:31.004Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 2.0.0; fixed 2.1.1"]},{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.7.3"]},{"certainty":"source_listed","source_ids":["sr-11f0e503d2995e4feff179d5dacbecc5"],"technology":"amphp/http-client","known_exclusions":[],"conditions_summary":"`amphp/http` will collect HTTP/2 `CONTINUATION` frames in an unbounded buffer and will not check the header size limit until it has received the `END_HEADERS` flag, resulting in an OOM crash. `amphp/http-client` and `amphp/http-server` are indirectly affected if they're used with an unpatched version of `amphp/http`. Early versions of `amphp/http-client` with HTTP/2 support (v4.0.0-rc10 to 4.0.0) are also directly affected.\n\n## Acknowledgements\n\nThank you to Bartek Nowotarski for reporting the vulnerability.","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-rc10; last_affected 4.0.0"]}],"null_published_at":"2026-10-31T21:54:04.904Z","source_updated_at":"2026-07-08T06:52:52.534Z","source_disclosed_at":"2024-04-03T18:06:45.000Z","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":"2026-10-31T21:42:31.004Z"}],"next_cursor":null,"snapshot_revision":"42594"}