Privilege escalation in Frrouting Frr
CVE-2026-5107
A vulnerability has been found in FRRouting FRR up to 10.5.1. This affects the function process_type2_route of the file bgpd/bgp_evpn.c of the component EVPN Type-2 Route Handler. The manipulation leads to improper access controls. The att…
EPSS: 0.000 (3.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L.
Affected products
- Frrouting Frr — versions 10.5.0, 10.5.1
- Frrouting — versions 10.5.0, 10.5.1
Weakness classification (CWE)
References
- VDB-354132 | FRRouting FRR EVPN Type-2 Route bgp_evpn.c process_type2_route access control (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-354132 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #780123 | FRRouting FRR 10.5.1 Improper Input Validation (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (issue-tracking, Patch, patch, Issue Tracking)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Product, product)
Frequently asked questions
- What is CVE-2026-5107?
- CVE-2026-5107 is a medium-severity vulnerability in Frrouting Frr, classified under Incorrect Privilege Assignment. CVSS score: 4.2/10. Published 2026-03-30.
- How severe is CVE-2026-5107?
- Medium severity. CVSS v3 base score is 4.2 out of 10.