EUVD-2026-12050
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
4Tags
Description
Uncontrolled Resource Consumption vulnerability in hexpm hexpm/hexpm allows Excessive Allocation. Publishing an oversized package can cause Hex.pm to run out of memory while extracting the uploaded package tarball. This can terminate the affected application instance and result in a denial of service for package publishing and potentially other package-processing functionality. This issue affects hexpm: before 495f01607d3eae4aed7ad09b2f54f31ec7a7df01; hex.pm: before 2026-03-10.
Analysis
An uncontrolled resource consumption vulnerability in the Hex.pm package manager allows authenticated attackers to cause denial of service by uploading oversized packages that exhaust server memory during extraction. The vulnerability affects hexpm versions before commit 495f01607d3eae4aed7ad09b2f54f31ec7a7df01 and hex.pm installations before March 10, 2026, with a CVSS 4.0 score of 7.1 indicating high availability impact. …
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Remediation
Within 24 hours: Assess inventory of systems running affected hexpm versions (before commit 495f01607d3eae4aed7ad09b2f54f31ec7a7df01) and confirm Hex.pm service version. Within 7 days: Apply vendor patch to all affected hexpm instances; coordinate with Hex.pm service provider if using hosted solution (patch date: 2026-03-10 or later). …
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External POC / Exploit Code
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