{"id":"CVE-2024-21548","state":"PUBLISHED","title":"Versions of the package bun after 0.0.12 and before 1.1.30 are vulnerable to Prototype Pollution due to improper input sanitization. An attacker can exploit this vulnerability thro","description":"Versions of the package bun after 0.0.12 and before 1.1.30 are vulnerable to Prototype Pollution due to improper input sanitization. An attacker can exploit this vulnerability through Bun's APIs that accept objects.\r\r**Note:** This issue relates to the widely known and actively developed 'Bun' JavaScript runtime. The bun package on NPM at versions 0.0.12 and below belongs to a different and older project that happened to claim the 'bun' name in the past.","publishedAt":"2024-12-18T06:06:03.597Z","updatedAt":"2026-08-19T15:25:50.596Z","severity":{"score":7.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","source":"snyk"},"assigner":"snyk","products":["n/a bun"],"affected":[{"vendor":"n/a","product":"bun","versions":[{"version":"0.0.12","status":"affected","lessThan":"1.1.30","versionType":"semver"}]}],"references":["https://security.snyk.io/vuln/SNYK-JS-BUN-8499549","https://github.com/oven-sh/bun/commit/a234e067a5dc7837602df3fb5489e826920cc65a","https://github.com/oven-sh/bun/pull/14119"],"weaknesses":["CWE-1321"],"ingestedAt":"2026-10-29T20:06:59.846Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/21xxx/CVE-2024-21548.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-21548","state":"PUBLISHED","datePublished":"2024-12-18T06:06:03.597Z","dateUpdated":"2026-08-19T15:25:50.596Z","assignerShortName":"snyk","assignerOrgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","dateReserved":"2023-12-22T12:33:20.128Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Versions of the package bun after 0.0.12 and before 1.1.30 are vulnerable to Prototype Pollution due to improper input sanitization. An attacker can exploit this vulnerability through Bun's APIs that accept objects.\r\r**Note:** This issue relates to the widely known and actively developed 'Bun' JavaScript runtime. The bun package on NPM at versions 0.0.12 and below belongs to a different and older project that happened to claim the 'bun' name in the past."}],"affected":[{"vendor":"n/a","product":"bun","versions":[{"version":"0.0.12","status":"affected","lessThan":"1.1.30","versionType":"semver"}]}],"references":[{"url":"https://security.snyk.io/vuln/SNYK-JS-BUN-8499549"},{"url":"https://github.com/oven-sh/bun/commit/a234e067a5dc7837602df3fb5489e826920cc65a"},{"url":"https://github.com/oven-sh/bun/pull/14119"}],"metrics":[{"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","exploitCodeMaturity":"PROOF_OF_CONCEPT","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P"},"cvssV4_0":{"version":"4.0","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","exploitMaturity":"PROOF_OF_CONCEPT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1321","description":"Prototype Pollution","lang":"en"}]}],"providerMetadata":{"shortName":"snyk","orgId":"bae035ff-b466-4ff4-94d0-fc9efd9e1730","dateUpdated":"2026-08-19T15:25:50.596Z"},"credits":[{"value":"Liran Tal - Snyk Research Team","lang":"en"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-12-18T15:03:10.964089Z","id":"CVE-2024-21548","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1321","type":"CWE","lang":"en","description":"CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-12-18T15:03:33.929Z"}}]}}}