OpenTelemetry eBPF Instrumentation: MongoDB parser panics on malformed wire messages — GHSA-J8P6-96VP-F3R9

Summary

### Summary Malformed MongoDB wire messages can trigger uncaught panics in the MongoDB TCP parser, allowing a remote unauthenticated attacker to crash the telemetry agent and cause a denial of service. The parser operates on raw attacker-controlled network payloads before the input is fully validated, so a single crafted message can terminate telemetry collection for the affected process or node. ### Details…

Timeline

Published by source

2026-05-18

Risk context

• Reported severity or threat level: high.
• Reported CVSS score: 7.5 out of 10.
• Reported EPSS value: 0.
• Review exposure for the affected product or family: go: go.opentelemetry.io/obi.

Product

go: go.opentelemetry.io/obi

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-J8P6-96VP-F3R9

Source

GitHub

Vendor

GitHub

Published by source

2026-05-18

Last source activity

2026-05-18

Additional identifiers

CVE-2026-45685

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.