What’s Vulnerable › Vulnerabilities

CVE-2026-7737: osrg GoBGP BMP Parser bmp.go BMPStatisticsReport.ParseBody out-of-bounds

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-04 · updated 2026-10-26
• Weakness: CWE-119

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.

Affected products

• osrg GoBGP: before 4.4.0 — fixed in 4.4.0

How to fix

Upgrade to a fixed version: osrg GoBGP 4.4.0. Check the vendor advisory for mitigations.

References

• https://github.com/osrg/gobgp/
• https://github.com/osrg/gobgp/commit/bc77597d42335c78464bc8e15a471d887bbdf260
• https://github.com/osrg/gobgp/releases/tag/v4.4.0
• https://vuldb.com/submit/807605
• https://vuldb.com/vuln/360912
• https://vuldb.com/vuln/360912/cti

Get alerted when CVE-2026-7737 or the next vulnerability affects your stack