CVE-2026-48595
Bearer token leakage via cross-origin redirects in tesla library
Is CVE-2026-48595 being exploited?
Not confirmed. CVE-2026-48595 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 0.49% probability of exploitation in the next 30 days.
How severe is CVE-2026-48595?
CVE-2026-48595 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-2026-48595?
Yes. A fix has been recorded for CVE-2026-48595. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-48595 affect?
CVE-2026-48595 affects tesla (Elixir HTTP client). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-48595?
Upgrade to tesla 1.18.3+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Bearer tokens exposed to redirect destinations due to case-sensitive header filtering on cross-origin redirects.
Patch when possible
- affected>= 1.4.0 and < 1.18.3
- affected>= 2d937d5813d7cda5cd726f41824985fb655c920f and < db963dba67651b9abd1fc420a1d9679cf6efe182
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.