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CVE record · CVE-2026-103061

Path traversal in Gleam via unvalidated package application names

CVSS 5.9 MediumEPSS 0.0040 · 34th percentile

Published by the CVE Program (CNA: EEF) at 12 Oct 2026, 18:23 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Gleam Gleam Package name: gleam pkg:software-id/gleam.run/gleam
  • affected 0.32.4 to before 1.19.2 semver
Other versions: unaffected
Gleam Gleam Package name: gleam-lang/gleam https://ghcr.io pkg:oci/gleam?repository_url=ghcr.io%2Fgleam-lang
  • affected v0.32.4-elixir to before v1.19.2-elixir other
  • affected v0.32.4-erlang to before v1.19.2-erlang other
  • affected v0.32.4-node to before v1.19.2-node other
  • affected v0.32.4-node-slim to before v1.19.2-node-slim other
  • affected v0.32.4-elixir-slim to before v1.19.2-elixir-slim other
  • affected v0.32.4-erlang-slim to before v1.19.2-erlang-slim other
  • affected v0.32.4-erlang-alpine to before v1.19.2-erlang-alpine other
  • affected v0.32.4-elixir-alpine to before v1.19.2-elixir-alpine other
  • affected v0.32.4-node-alpine to before v1.19.2-node-alpine other
  • affected v0.32.4-scratch to before v1.19.2-scratch other
Other versions: unaffected
Gleam Gleam Package name: gleam-lang/gleam https://github.com pkg:github/gleam-lang/gleam
  • affected d13f27ee80aae7a521d2e9433c4deaf53f892574 to before * git
Other versions: unaffected
Identifiers
CVE-2026-103061
CNA
EEF
Weakness (CWE)
CWE-22
Tags
Published
12 Oct 2026
Updated
16 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.9 Medium 4.0 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CNA (EEF)
  • CISA KEV Not listed.
  • EPSS 0.0040, the 34th percentile, on 9 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 12 Oct 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.