{"items":[{"id":"NVI-00011131","kind":"supply_chain_event","title":"Malicious code in popover-anchor-polyfill (npm)","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-254v-2947-w7m9"],"plain_summary":"GitHub lists this malware advisory for popover-anchor-polyfill. 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-e6578d477ba127bee15e0f9b12f679d3"],"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":[],"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-e6578d477ba127bee15e0f9b12f679d3","url":"https://github.com/advisories/GHSA-254v-2947-w7m9","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-254v-2947-w7m9","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T23:13:24.290Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-e6578d477ba127bee15e0f9b12f679d3"],"technology":"popover-anchor-polyfill","known_exclusions":[],"conditions_summary":"## Source: amazon-inspector (31e270ae326e5c45ebeb5fcf7bc9ff96126908c194bef5f280a4028fff0e9ed9)\nThe package advertises itself as a 'popover anchor positioning polyfill' but ships thunderboltRegistry.js, which executes an IIFE on module load that spawns shell commands via child_process.execSync (`id`, `whoami`, `uname -a`, `ifconfig`/`ip addr`) and reads `/etc/hosts`, then transmits each command's output together with hostname, Node version, platform, and pid over plain HTTP GET requests to the hardcoded endpoint http://dxpoc.gt.tc/callback.php/ef9ea0e191006f3cc6670720c99c26f3. The require path uses cache-bypass tricks (deleting require.cache entries matching 'thunderboltRegistry' and manually constructing a fresh Module to re-resolve child_process) to defeat mocking or interception. Sibling stub files and a `registry-manifest.min.json` impersonate Wix thunderbolt internal registry names (thunderboltRegistry, siteAssetsRegistry, documentManagementRegistry, editorRegistry, corvidRegistry) and reference static.parastorage.com, indicating a dependency-confusion lure targeting Wix build pipelines. The declared polyfill purpose does not match the shipped Wix-internal namespace exports, an","public_affected_ranges":["= 1.0.0"]}],"null_published_at":"2026-10-31T23:18:22.433Z","source_updated_at":"2026-10-05T00:30:41.000Z","source_disclosed_at":"2026-10-05T00:30:38.000Z","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":"2026-10-31T23:13:24.290Z"}],"next_cursor":null,"snapshot_revision":"42594"}