What is CVE-2026-48860?

CVE-2026-48860 is a medium-severity vulnerability in Erlang Erlang\/otp, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2026-06-10.

How severe is CVE-2026-48860?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Erlang Erlang\/otp

CVE-2026-48860

Reliance on IP Address for Authentication vulnerability in Erlang/OTP ssl (inet_tls_dist module) allows unauthenticated bypass of the distribution-over-TLS LAN allowlist. The inet_tls_dist:check_ip/1 function, which enforces a LAN allowli…

Vulnerability class: Broken Access Control

EPSS: 0.002 (9.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Erlang Erlang\/otp
Erlang Erlang\/ssl
Erlang Otp — versions 11.0, 26.0, 7a08c5507862a7011568506d0c17b1fdef30bee4

Weakness classification (CWE)

References

6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, Third Party Advisory)
6b3ad84c-e1a6-4bf7-a703-f496b71e49db (Patch, patch)
6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, vendor-advisory, Vendor Advisory)
6b3ad84c-e1a6-4bf7-a703-f496b71e49db (related, Third Party Advisory)
6b3ad84c-e1a6-4bf7-a703-f496b71e49db (Product, x_version-scheme)

Frequently asked questions

What is CVE-2026-48860?: CVE-2026-48860 is a medium-severity vulnerability in Erlang Erlang\/otp, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2026-06-10.
How severe is CVE-2026-48860?: Medium severity. CVSS v3 base score is 6.5 out of 10.