{"answers":{"affected":"1 open source package ship an affected version, including devplatform-table.","exploited":"There is no known exploitation of MAL-2026-13266 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-2026-13266 is a malicious package in devplatform-table, published on 5 Aug 2026."},"fix_prompt":"MAL-2026-13266 is a malicious package: devplatform-table (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-2026-13266/ (Markdown: https://insights.sbomify.com/MAL-2026-13266/index.md)","id":"MAL-2026-13266","markdown":"https://insights.sbomify.com/MAL-2026-13266/index.md","name":"MAL-2026-13266","record":{"aliases":["GHSA-h7cg-pg8w-4cgf"],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"On require() of devplatform-table, index.js loads./_compat which selects a platform-specific payload path, downloads an executable from string-concatenation-obfuscated Cloudflare Workers hosts (reconstructed from fragments such as [\"oob-worker.cf103-070.workers.d\",\"ev\"].join(\"\")) with a DNS-TXT fallback via *.dl.wel1.ru, writes it to /tmp or %TEMP% under disguised names (.cache_\u003chex\u003e, dotnet_diag_\u003chex\u003e.exe), chmods it 0755, and spawns it detached via /bin/sh -c or cmd. Sensitive API identifiers including 'child_process' and 'chmodSync' are also reassembled at runtime from fragments to evade static analysis. The fetched binary is unpinned, unverified, and comes from anonymous worker hosts unrelated to any package publisher domain, giving whoever controls those hosts arbitrary code execution on any machine that installs or imports this package.\n\nAny computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.","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 devplatform-table (npm)","id":"MAL-2026-13266","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":["0"],"last_affected":[],"package":"devplatform-table","purl":"pkg:npm/devplatform-table","source":"MAL-2026-13266"}],"products":null,"published":"2026-08-05","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-2026-13266/"}