CVE-2026-29049

MEDIUM

melange < 0.40.5 - Server-Side Request Forgery via Unbounded URI Download

Title source: llm
STIX 2.1

Description

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. There is no known patch publicly available.

References (1)

Core 1
Core References

Scores

CVSS v3 4.3
EPSS 0.0018
EPSS Percentile 7.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-918 CWE-400
Status published
Products (2)
chainguard/melange < 0.40.5
chainguard.dev/melange 0Go
Published Mar 06, 2026
Tracked Since Mar 06, 2026