Is CVE-2026-101976 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-101976?

CVE-2026-101976 has a CVSS v3 severity of HIGH (7.5).

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CVE-2026-101976

Description

An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an eBGP peer which has not negotiated four-octet-AS capability sending a specifically malformed BGP update to cause a Denial-of-Service (DoS).