{"answers":{"affected":"1 open source package ship an affected version, including b00_arcguide.","exploited":"There is no known exploitation of MAL-2026-7543 in the wild and no public exploit code.","exposure":"","fix":"Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.","what":"MAL-2026-7543 is a malicious package in b00_arcguide, published on 7 Jul 2026."},"fix_prompt":"MAL-2026-7543 is a malicious package: b00_arcguide (RubyGems). 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-2026-7543/ (Markdown: https://insights.sbomify.com/MAL-2026-7543/index.md)","id":"MAL-2026-7543","markdown":"https://insights.sbomify.com/MAL-2026-7543/index.md","name":"MAL-2026-7543","record":{"aliases":["GHSA-6xxh-q98j-q9m4"],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"","ecosystems":["RubyGems"],"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 b00_arcguide (RubyGems)","id":"MAL-2026-7543","indexable":false,"kev":null,"kind":"malicious","links":{"ecosystem":"RubyGems","product":null,"products":[],"type":null,"year":"2026"},"n_packages":1,"n_references":null,"nickname":null,"packages":[{"ecosystem":"RubyGems","fixed":[],"introduced":[],"last_affected":[],"package":"b00_arcguide","purl":"pkg:gem/b00_arcguide","source":"MAL-2026-7543"}],"products":null,"published":"2026-07-07","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-2026-7543/"}