{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-29049", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-03T17:50:11.243Z", "datePublished": "2026-03-06T07:03:10.361Z", "dateUpdated": "2026-07-07T13:10:28.323Z" }, "containers": { "cna": { "title": "melange: unbounded HTTP download in `melange update-cache` can exhaust disk in CI", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE" } ] }, { "descriptions": [ { "cweId": "CWE-918", "lang": "en", "description": "CWE-918: Server-Side Request Forgery (SSRF)", "type": "CWE" } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "version": "3.1" } } ], "references": [ { "name": "https://github.com/chainguard-dev/melange/security/advisories/GHSA-7rp8-r62p-q6wc", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/chainguard-dev/melange/security/advisories/GHSA-7rp8-r62p-q6wc" }, { "name": "https://github.com/chainguard-dev/melange/pull/2379", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/chainguard-dev/melange/pull/2379" }, { "name": "https://github.com/chainguard-dev/melange/commit/652ca5af08588f78e2d405e64b058fac8398d23f", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/chainguard-dev/melange/commit/652ca5af08588f78e2d405e64b058fac8398d23f" }, { "name": "https://github.com/chainguard-dev/melange/releases/tag/v0.43.4", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/chainguard-dev/melange/releases/tag/v0.43.4" } ], "affected": [ { "vendor": "chainguard-dev", "product": "melange", "versions": [ { "version": "< 0.43.4", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-07T13:10:28.323Z" }, "descriptions": [ { "lang": "en", "value": "melange allows users to build apk packages using declarative pipelines. In version 0.40.5 and prior, melange update-cache downloads URIs from build configs via io.Copy without any size limit or HTTP client timeout (pkg/renovate/cache/cache.go). An attacker-controlled URI in a melange config can cause unbounded disk writes, exhausting disk on the build runne. Version 0.43.4 contains a patch." } ], "source": { "advisory": "GHSA-7rp8-r62p-q6wc", "discovery": "UNKNOWN" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-03-09T20:00:02.881191Z", "id": "CVE-2026-29049", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-09T20:00:19.899Z" } } ] } }