{"items":[{"id":"NVI-00005952","kind":"vulnerability","title":"Composer allows cache poisoning from other projects built on the same host","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-725m-w832-q973","CVE-2015-8371"],"plain_summary":"OSV carries this publisher advisory for composer/composer. 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 1.0.0 for composer/composer. Confirm the publisher’s latest guidance.","source_ids":["sr-a26b23c2972aa88c6b40e1eb074854dc"],"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-1182a0ecbd5c582309704445fb4fbdab"],"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":"2026-06-17T00:34:24.190Z","value":"8.8 HIGH (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-285de96d38a5845cda97e23eb164021c"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.723%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.54041. Missing scores are unknown.","source_id":"sr-1182a0ecbd5c582309704445fb4fbdab"}],"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-a26b23c2972aa88c6b40e1eb074854dc","url":"https://github.com/advisories/GHSA-725m-w832-q973","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-725m-w832-q973","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.942Z"},{"id":"sr-285de96d38a5845cda97e23eb164021c","url":"https://nvd.nist.gov/vuln/detail/CVE-2015-8371","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2015-8371","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T21:56:32.623Z"},{"id":"sr-1182a0ecbd5c582309704445fb4fbdab","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-2015-8371","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a26b23c2972aa88c6b40e1eb074854dc"],"technology":"composer/composer","known_exclusions":[],"conditions_summary":"Composer before 2016-02-10 allows cache poisoning from other projects built on the same host. This results in attacker-controlled code entering a server-side build process. The issue occurs because of the way that dist packages are cached. The cache key is derived from the package name, the dist type, and certain other data from the package repository (which may simply be a commit hash, and thus can be found by an attacker). Versions through 1.0.0-alpha11 are affected, and 1.0.0 is unaffected.","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 1.0.0"]}],"null_published_at":"2026-10-31T22:13:48.408Z","source_updated_at":"2024-02-16T08:06:03.292Z","source_disclosed_at":"2023-09-21T06:30:25.000Z","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":"2026-10-31T21:41:59.942Z"}],"next_cursor":null,"snapshot_revision":"42594"}