CVE-2026-7734

Description

A vulnerability has been found in osrg GoBGP up to 4.3.0. This impacts the function SRv6L3ServiceAttribute.DecodeFromBytes of the file pkg/packet/bgp/prefix_sid.go of the component SRv6 L3 Service. Such manipulation of the argument data leads to denial of service. The attack may be performed from remote. Upgrading to version 4.4.0 will fix this issue. The name of the patch is f9f7b55ec258e514be0264871fa645a2c3edad11. You should upgrade the affected component.

Overview

State: PUBLISHED
Assigner (CNA): VulDB
CVSS severity: MEDIUM
CVSS score: 6.9 / 10
CVSS vector: 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
Effective score: 6.9 / 10 MEDIUM source: CNA overview
CWE(s): CWE-404
Reserved: 2026-05-03
Published: 2026-05-04 07:00 UTC
Last updated: 2026-05-04 19:49 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/7xxx/CVE-2026-7734.json
Linked Threat: CVE-2026-7734 — CVE-2026-7734

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-05-04 06:16:02 UTC
NVD last modified: 2026-05-06 20:26:55 UTC
NVD CVSS v3.1: 5.3 / 10 MEDIUM source: cna@vuldb.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Exploitability subscore: 3.9 / 10
Impact subscore: 1.4 / 10
EPSS score: 0.0012 (probability of exploitation in next 30 days)
EPSS percentile: 31.10% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-26914
Assigner: VulDB
Published: May 4, 2026, 5:00:16 AM
Updated: May 4, 2026, 5:49:57 PM
EUVD base score (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
EUVD-reported EPSS: 0.1200
Vendors: osrg
Products: GoBGP

GoBGP (4.3.0)

GoBGP (4.0)

GoBGP (4.2)

GoBGP (4.1)

ENISA description: A vulnerability has been found in osrg GoBGP up to 4.3.0. This impacts the function SRv6L3ServiceAttribute.DecodeFromBytes of the file pkg/packet/bgp/prefix_sid.go of the component SRv6 L3 Service. Such manipulation of the argument data leads to denial of service. The attack may be performed from remote. Upgrading to version 4.4.0 will fix this issue. The name of the patch is f9f7b55ec258e514be0264871fa645a2c3edad11. You should upgrade the affected component.

EUVD references (6)

Affected products (1)

Vendor	Product	Versions	Platforms
osrg	GoBGP	`4.0` (affected), `4.1` (affected), `4.2` (affected), `4.3.0` (affected), `4.4.0` (unaffected)	—

Affected products — CPE 2.3 (1) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

cpe:2.3:a:osrg:gobgp:*:*:*:*:*:*:*:*

Vendor references (6)

References embedded in the original CVE record by the assigning CNA.

VDB-360909 | osrg GoBGP SRv6 L3 Service prefix_sid.go SRv6L3ServiceAttribute.DecodeFromBytes denial of service vdb-entrytechnical-description
VDB-360909 | CTI Indicators (IOB, IOC, TTP, IOA) signaturepermissions-required
Submit #807581 | GoBGP 4.3.0 Infinite Loop third-party-advisory
https://github.com/osrg/gobgp/commit/f9f7b55ec258e514be0264871fa645a2c3edad11 patch
https://github.com/osrg/gobgp/releases/tag/v4.4.0 patch
https://github.com/osrg/gobgp/ product

MITRE references (6) cveawg.mitre.org

Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.

https://github.com/osrg/gobgp/ product
VDB-360909 | osrg GoBGP SRv6 L3 Service prefix_sid.go SRv6L3ServiceAttribute.DecodeFromBytes denial of service vdb-entry, technical-description
VDB-360909 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #807581 | GoBGP 4.3.0 Infinite Loop third-party-advisory
https://github.com/osrg/gobgp/commit/f9f7b55ec258e514be0264871fa645a2c3edad11 patch
https://github.com/osrg/gobgp/releases/tag/v4.4.0 patch

Web references (3)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

https://nvd.nist.gov/vuln/detail/CVE-2026-7734 tenable:nvd.nist.gov
https://www.cve.org/CVERecord?id=CVE-2026-7734 tenable:www.cve.org
https://www.first.org/epss/ tenable:www.first.org

NVD-tagged references (6)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/osrg/gobgp/ cna@vuldb.com Product
https://github.com/osrg/gobgp/commit/f9f7b55ec258e514be0264871fa645a2c3edad11 cna@vuldb.com Patch
https://github.com/osrg/gobgp/releases/tag/v4.4.0 cna@vuldb.com PatchProduct
https://vuldb.com/submit/807581 cna@vuldb.com Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/360909 cna@vuldb.com Third Party AdvisoryVDB Entry
https://vuldb.com/vuln/360909/cti cna@vuldb.com Permissions RequiredVDB Entry

Remediations (16)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

Security Updates - Red Hat Customer Portal

web:access.redhat.com

Learn about our open source products, services, and company. You are here

2026-05-23 21:15 UTC
NVD - Home

web:nvd.nist.gov

The NVD is the U.S. government repository of standards based vulnerability management data represented using the Security Content Automation Protocol (SCAP). This data enables automation of vulnerability management, security measurement, and compliance. The NVD includes databases of security checklist references, security-related software flaws, product names, and impact metrics. For ...

2026-05-23 21:15 UTC
Security Update Guide - Microsoft

web:portal.msrc.microsoft.com

The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

2026-05-23 21:15 UTC
Android Security Bulletin—February 2024 - Android Open Source Project

web:source.android.com

Android partners are encouraged to fix all issues in this bulletin and use the latest security patch level. Devices that use the 2024-02-01 security patch level must include all issues associated with that security patch level, as well as fixes for all issues reported in previous security bulletins.

2026-05-23 21:15 UTC
SAP Security Patch Day - March 2026

web:support.sap.com

SAP security patch day bulletin

2026-05-23 21:15 UTC
Google Translate

web:translate.google.com

Google's service, offered free of charge, instantly translates words, phrases, and web pages between English and over 100 other languages.

2026-05-23 21:15 UTC
WhatsApp Web

web:web.whatsapp.com

Log in to WhatsApp Web for simple, reliable and private messaging on your desktop. Send and receive messages and files with ease, all for free.

2026-05-23 21:15 UTC
CVE: Common Vulnerabilities and Exposures

web:www.cve.org

At cve .org, we provide the authoritative reference method for publicly known information-security vulnerabilities and exposures

2026-05-23 21:15 UTC
Critical Patch Updates, Critical Security Patch Updates ... - Oracle

web:www.oracle.com

Critical Security Patch Updates Critical Security Patch Updates provide security patches for supported Oracle on-premises products. A Critical Security Patch Update provides targeted, high-priority security fixes in a smaller, more focused format, making them easier to apply with minimal disruption.

2026-05-23 21:15 UTC
CVE-2026-7734 Common Vulnerabilities and Exposures | SUSE

web:www.suse.com

Secure your Linux systems from CVE-2026-7734 . Stay ahead of potential threats with the latest security updates from SUSE.

2026-05-23 21:15 UTC
Micropatches - 0patch

web:0patch.com

Fixing what's really important. The goal of 0patch is not to micropatch every vulnerability but the important ones, such as those exploited in the wild or those without official vendor patches. These are some of our most popular micropatches.

2026-06-03 07:49 UTC
GitHub - Scroptss/T7Patch: shiversoftdev's t7patch, updated to work ...

web:github.com

shiversoftdev's t7patch, updated to work with the Feb 2026 game update. - GitHub - Scroptss/T7Patch: shiversoftdev's t7patch, updated to work with the Feb 2026 game update.

2026-06-03 07:49 UTC
Android Security Bulletin—March 2025 - Android Open Source Project

web:source.android.com

Android partners are encouraged to fix all issues in this bulletin and use the latest security patch level. Devices that use the 2025-03-01 security patch level must include all issues associated with that security patch level, as well as fixes for all issues reported in previous security bulletins.

2026-06-03 07:49 UTC
Oracle Critical Patch Update Advisory - April 2026

web:www.oracle.com

This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

2026-06-03 07:49 UTC
Oracle's First Monthly Patches Resolve 77 Vulnerabilities

web:www.securityweek.com

Oracle has released its first monthly Critical Security Patch Update (CSPU) to resolve 77 vulnerabilities across its products.

2026-06-03 07:49 UTC
Patch Tuesday May 2026: Security Updates & CVE Analysis

web:zecurit.com

Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

2026-06-03 07:49 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-7734.json.

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