CVE-2026-48594
DoS in Elixir tesla library via unbounded response decompression.
Is CVE-2026-48594 being exploited?
Not confirmed. CVE-2026-48594 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 0.46% probability of exploitation in the next 30 days.
How severe is CVE-2026-48594?
CVE-2026-48594 is rated High with a CVSS score of 8.2. 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-2026-48594?
Yes. A fix has been recorded for CVE-2026-48594. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-48594 affect?
CVE-2026-48594 affects tesla (Elixir) >=0.6.0, <1.18.3. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-48594?
Upgrade to tesla 1.18.3+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote DoS: unbounded content-encoding decompression in Tesla middleware causes memory exhaustion and BEAM crash.
Patch when possible
- affected>= 0.6.0 and < 1.18.3
- affected>= 5bd90bb5cf0d15e375edc2a66fa322292940fce2 and < 340f75b5d191dc747ef7ac6365bd002d1cd55a9d
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.