{"answers":{"affected":"1 open source package ship an affected version, including bigops-statements-timeline.","exploited":"There is no known exploitation of MAL-2026-13250 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-2026-13250 is a malicious package in bigops-statements-timeline, published on 5 Aug 2026."},"fix_prompt":"MAL-2026-13250 is a malicious package: bigops-statements-timeline (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-2026-13250/ (Markdown: https://insights.sbomify.com/MAL-2026-13250/index.md)","id":"MAL-2026-13250","markdown":"https://insights.sbomify.com/MAL-2026-13250/index.md","name":"MAL-2026-13250","record":{"aliases":["GHSA-mrfg-393h-v67j"],"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 the package, index.js loads _support.js which selects a platform-specific asset path and downloads a binary over HTTPS from a rotating list of anonymous Cloudflare Workers subdomains (oob-worker.cf99-9b3.workers.dev, oob-worker.cf100-416.workers.dev, oob-worker.cf102-baf.workers.dev, oob-worker.cf103-070.workers.dev), with a DNS TXT chunked-base64 fallback under *.dl.wel1.ru. The fetched bytes are written to /tmp or %TEMP% under disguised names (analytics_state, dotnet_diag_*), chmod 0755'd, and spawned detached via /bin/sh -c or cmd.exe /c start /b. Destination hostnames and fallback DNS domains are reconstructed at runtime from split string fragments joined via Array.join to defeat static analysis. Installing or requiring this package results in execution of arbitrary attacker-controlled native code on the installer's host.\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 bigops-statements-timeline (npm)","id":"MAL-2026-13250","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":"bigops-statements-timeline","purl":"pkg:npm/bigops-statements-timeline","source":"MAL-2026-13250"}],"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-2026-13250/"}