CVE-2026-23940 identifies an Uncontrolled Resource Consumption vulnerability in hexpm/hexpm, affecting hexpm and hex.pm services, where publishing an oversized package can lead to excessive memory allocation. Rated Medium severity (CVSS 6.5), this flaw allows an authenticated attacker with low privileges to trigger a denial of service by causing the application to run out of memory during package extraction, terminating the instance and disrupting package publishing. There is currently no evidence of active exploitation, no public exploit code available, and minimal community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2026-03-09CPE matchmatch criteria | cpe:2.3:a:hex:hexpm:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.