CVE-2026-5107 — Incorrect Privilege Assignment in FRR

CWE-266 — Incorrect Privilege AssignmentCWE-284 — Improper Access ControlCWE-807 — Reliance on Untrusted Inputs in a Security Decision8 documents8 sources
Severity
2.3LOWNVD
EPSS
0.0%
top 85.41%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Frrouting FRRDebian FRR
Timeline
PublishedMar 30
Latest updateApr 15

Description

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 attack can be initiated remotely. The attack is considered to have high complexity. The exploitability is reported as difficult. The identifier of the patch is 7676cad65114aa23adde583d91d9d29e2debd045. To fix this issue, it is recommended to deploy a patch.

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

Affected Packages3 packages

▶Debianfrrouting/frr< 10.6.0-2
▶CVEListV5frrouting/frr10.5.0, 10.5.1+1
▶debiandebian/frr< frr 10.6.0-2 (forky)

🔴Vulnerability Details

2
GHSA
GHSA-27p7-fq6v-hh4m: A vulnerability has been found in FRRouting FRR up to 10↗2026-03-30
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OSV
CVE-2026-5107: A vulnerability has been found in FRRouting FRR up to 10↗2026-03-30
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📋Vendor Advisories

4
Ubuntu
FRR vulnerability↗2026-04-15
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Red Hat
FRRouting FRR: frr: FRRouting FRR: Improper access controls in EVPN Type-2 Route Handler↗2026-03-30
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Debian
CVE-2026-5107: frr - A vulnerability has been found in FRRouting FRR up to 10.5.1. This affects the f...↗2026
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Citrix
Citrix Security Bulletin CTX116228↗
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🕵️Threat Intelligence

1
Wiz
CVE-2026-5107 Impact, Exploitability, and Mitigation Steps | Wiz↗
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