CVE-2026-37458

MEDIUM 6.5CVE-2026-37458 · Published 04/05/2026 · updated 17/06/2026

In short

CVE-2026-37458 is a MEDIUM (CVSS 6.5) vulnerability affecting frrouting (frrouting).
Chance of exploitation in the next 30 days (EPSS): 0.25%, higher than 16.3% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
frrouting frrouting	`≥ 10.0, ≤ 10.6.0`	No fix yet

Description

Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.

References

FRRouting/frr commit 8102a8a · Patch
mertsatilmaz/vulnerability-research · Third Party Advisory

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Package

Affected versions

Patched versions

frrouting

≥ 10.0, ≤ 10.6.0

No fix yet

More vulnerabilities in frrouting

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