CVE-2026-32146
Gleam dep-download path traversal allows deletion/overwrite of arbitrary FS paths.
Is CVE-2026-32146 being exploited?
Not confirmed. CVE-2026-32146 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.24% probability of exploitation in the next 30 days.
How severe is CVE-2026-32146?
CVE-2026-32146 is rated High with a CVSS score of 8.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-32146?
Yes. A fix has been recorded for CVE-2026-32146. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-32146 affect?
CVE-2026-32146 affects Gleam compiler (versions 1.9.0-rc1 to 1.15.4). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-32146?
Upgrade Gleam to fixed version when released; audit dependencies and paths used during dep download
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Arbitrary filesystem modification during dep fetch; potential data loss and possible code execution via hooks.
Patch when possible
- affected>= 1.9.0-rc1 and < *
- affected>= a4fde22445ab8e5cc79c2ff48971616cb570702c and < *
- affected>= v1.9.0-rc1-elixir and < v1.15.4-elixir
- affected>= v1.9.0-rc1-erlang and < v1.15.4-erlang
- affected>= v1.9.0-rc1-node and < v1.15.4-node
- affected>= v1.9.0-rc1-node-slim and < v1.15.4-node-slim
- affected>= v1.9.0-rc1-elixir-slim and < v1.15.4-elixir-slim
- affected>= v1.9.0-rc1-erlang-slim and < v1.15.4-erlang-slim
- affected>= v1.9.0-rc1-erlang-alpine and < v1.15.4-erlang-alpine
- affected>= v1.9.0-rc1-elixir-alpine and < v1.15.4-elixir-alpine
- affected>= v1.9.0-rc1-node-alpine and < v1.15.4-node-alpine
- affected>= v1.9.0-rc1-scratch and < v1.15.4-scratch
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.