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 hex.pm: before 2026-03-10.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| hexpm | hexpm | < 2026-03-10 | 2026-03-10 |
References
- https://github.com/hexpm/hexpm/security/advisories/GHSA-jp8w-gxf6-8hcr vendor-advisory related
- EEF CNA record for CVE-2026-23940 related
- OSV record EEF-CVE-2026-23940 related
- Introducing commit 82911da in hexpm/hexpm related
- Fix commit 495f016 in hexpm/hexpm patch