{"answers":{"affected":"1 open source package ship an affected version, including uisp-connector.","exploited":"There is no known exploitation of MAL-2026-5288 in the wild and no public exploit code.","fix":"Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.","what":"MAL-2026-5288 is a malicious package in uisp-connector, published on 6 Jun 2026."},"fix_prompt":"MAL-2026-5288 is a malicious package: uisp-connector (npm). Every version was published to cause harm.\n\nTask:\n1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.\n2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.\n3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.\n4. If the package is not used anywhere, say so and change nothing.\n\nReference: https://insights.sbomify.com/MAL-2026-5288/ (Markdown: https://insights.sbomify.com/MAL-2026-5288/index.md)","id":"MAL-2026-5288","markdown":"https://insights.sbomify.com/MAL-2026-5288/index.md","name":"MAL-2026-5288","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"package.json declares `preinstall: node index.js || true`, causing index.js to run automatically on `npm install`. index.js issues a DNS resolution and HTTPS GET to a unique subdomain under `oast.online` (an Interactsh out-of-band collection server). The callback reveals the installer's resolver IP, egress IP, and the fact that an internal build system fetched a package matching this name — the canonical dependency-confusion exfiltration signal. The README self-identifies the package as security research, and the version string contains `security-research`, but an installer cannot distinguish authorized research from real exploitation: the network beacon and information disclosure happen identically in both cases, and whoever controls the Interactsh subdomain receives the data.\n\nThe OpenSSF Package Analysis project identified 'uisp-connector' @ 99.0.0 (npm) as malicious.\n\nIt is considered malicious because:\n\n- The package communicates with a domain associated with malicious activity.","ecosystems":["npm"],"exploits":{"exploitdb":null,"first_seen":null,"github_poc":null,"max_poc_stars":null,"metasploit":null,"nuclei":null,"refs":[],"tier":null},"has_fix":false,"headline":"Malicious code in uisp-connector (npm)","id":"MAL-2026-5288","indexable":true,"kev":null,"kind":"malicious","links":{"ecosystem":"npm","product":null,"products":[],"type":null,"year":"2026"},"n_packages":1,"n_references":null,"packages":[{"ecosystem":"npm","fixed":[],"introduced":[],"last_affected":[],"package":"uisp-connector","purl":"pkg:npm/uisp-connector","source":"MAL-2026-5288"}],"products":null,"published":"2026-06-06","related":[],"sources":[{"class":"attribution","licence":"Apache-2.0","name":"OpenSSF Malicious Packages","prefix":"MAL"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":null,"updated":null,"vendors":null},"summary":null,"url":"https://insights.sbomify.com/MAL-2026-5288/"}