CVE-2026-37457
Last modified
CVE-2026-37457 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function (bgpd/bgp_flowspec_util.c) of FRRouting (FRR) stable/10.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted FlowSpec component.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
Description
An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function (bgpd/bgp_flowspec_util.c) of FRRouting (FRR) stable/10.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted FlowSpec component.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Frrouting | Frrouting | 10.0 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2026-37457?
How severe is CVE-2026-37457?
How do I fix CVE-2026-37457?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-37431Beauty Parlour Management System v1.1 was discovered to cont…9.8
- CVE-2026-3744A vulnerability has been found in code-projects Student Web …9.8
- CVE-2026-3745A vulnerability was found in code-projects Student Web Porta…8.8
- CVE-2026-37452Insecure Permissions vulnerability in MSI NBFoundation Servi…7.5
- CVE-2026-37453Insecure Permissions vulnerability in MSI NBFoundation Servi…7.5
- CVE-2026-37454Insecure Permissions vulnerability in MSI NBFoundation Servi…7.5
- CVE-2026-37458Missing input validation in the MP_REACH_NLRI component of F…6.5
- CVE-2026-37459An integer underflow in FRRouting (FRR) stable/10.0 to stabl…7.5
- CVE-2026-3746A vulnerability was determined in SourceCodester Simple Resp…9.8
- CVE-2026-37460Missing input validation in the rfapiRibBi2Ri() function (rf…7.5
- CVE-2026-37461An out-of-bounds read in the ParseIP6Extended function (/bgp…7.5
- CVE-2026-37462An integer underflow in the BGPUpdate.DecodeFromBytes functi…7.5
Are you affected by CVE-2026-37457?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST