VDB
CVE-2026-7734
CVE-2026-7734
PUBLISHED
CVSS 6.9 MEDIUM
Reported by VulDB · Published May 4, 2026
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.
EPSS 0.46% · 39.4th percentile
Risk Scores
CVSS 4.0
6.9
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
EPSS Score
0.46%
39.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| osrg | GoBGP | 4.0, 4.1, 4.2 |
| osrg | GoBGP | 4.1, 4.2, 4.3.0 |
Timeline
- May 4, 2026 CVE Published
- May 4, 2026 EPSS Score
- May 4, 2026 PoC Published
- May 6, 2026 CVE Updated
- May 9, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
References
- 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
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