CVE-2026-7737

Name: CVE-2026-7737
Creator: NVD / NIST
Published: 2026-05-04T07:16:01.7+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2026-7737 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. A vulnerability was identified in osrg GoBGP up to 4.3.0. Affected by this issue is the function BMPPeerUpNotification.ParseBody/BMPStatisticsReport.ParseBody of the file pkg/packet/bmp/bmp.go of the component BMP Parser. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

A vulnerability was identified in osrg GoBGP up to 4.3.0. Affected by this issue is the function BMPPeerUpNotification.ParseBody/BMPStatisticsReport.ParseBody of the file pkg/packet/bmp/bmp.go of the component BMP Parser. The manipulation leads to out-of-bounds read. The attack can be initiated remotely. Upgrading to version 4.4.0 can resolve this issue. The identifier of the patch is bc77597d42335c78464bc8e15a471d887bbdf260. Upgrading the affected component is recommended.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.63%

45.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Osrg	Gobgp	< 4.4.0

References

https://github.com/osrg/gobgp/Product
https://github.com/osrg/gobgp/commit/bc77597d42335c78464bc8e15a471d887bbdf260Patch
https://github.com/osrg/gobgp/releases/tag/v4.4.0Patch, Product
https://vuldb.com/submit/807605Third Party Advisory, VDB Entry
https://vuldb.com/vuln/360912Third Party Advisory, VDB Entry
https://vuldb.com/vuln/360912/ctiPermissions Required, VDB Entry

Timeline

Published: May 4, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-7737?

How severe is CVE-2026-7737?

CVE-2026-7737 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2026-7737?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-7737?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST