CVE-2026-29049
MEDIUMmelange < 0.40.5 - Server-Side Request Forgery via Unbounded URI Download
Title source: llmDescription
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.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_confirm
https://github.com/chainguard-dev/melange/security/advisories/GHSA-7rp8-r62p-q6wc
X_Refsource_Misc x_refsource_misc
https://github.com/chainguard-dev/melange/pull/2379
X_Refsource_Misc x_refsource_misc
https://github.com/chainguard-dev/melange/commit/652ca5af08588f78e2d405e64b058fac8398d23f
X_Refsource_Misc x_refsource_misc
https://github.com/chainguard-dev/melange/releases/tag/v0.43.4
Scores
CVSS v3
4.3
EPSS
0.0022
EPSS Percentile
13.1%
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-400
CWE-918
Status
published
Products (3)
chainguard/melange
< 0.40.5
chainguard-dev/melange
< 0.43.4
chainguard.dev/melange
0 - 0.43.4Go
Published
Mar 06, 2026
Tracked Since
Mar 06, 2026