CVE-2026-71641 ZJU-FAST-Lab CVE debrief

Who should care

Defenders responsible for maintaining and securing systems using EGO-Planner-v2 should assess exposure and verify the version in use. This includes reviewing the emergency recovery logic and interaction between traj_server, poscmd_2_odom, and EGOReplanFSM. Security teams and operators managing EGO-Planner-v2 deployments should prioritize verifying their versions and applying patches or updates if available. Vulnerability management and security teams need

Why it matters

CVE-2026-71641 is a denial of service vulnerability in EGO-Planner-v2 that defenders should be aware of and verify the version in use. The vulnerability requires further investigation to determine the affected versions and potential impact.

• Potential denial of service due to interaction between traj_server, poscmd_2_odom, and EGOReplanFSM
• Need to verify and apply patches or updates to prevent potential denial of service
• Requires review of emergency recovery logic to prevent potential denial of service

Technical summary

An issue in ZJU-FAST-Lab EGO-Planner-v2 allows an attacker to cause a denial of service via the interaction between traj_server, poscmd_2_odom, and the EGOReplanFSM emergency recovery logic. This interaction can lead to a denial of service, emphasizing the need for defenders to verify the version in use and review the emergency recovery logic for potential vulnerabilities. Further investigation is required to determine the affected versions and potential impact. The vulnerability highlights the importance of securing the interaction between these components.

Defensive priority

Verify and apply patches or updates if available

Recommended defensive actions

• Verify the version of EGO-Planner-v2 in use and check for patches or updates
• Review the emergency recovery logic and interaction between traj_server, poscmd_2_odom, and EGOReplanFSM
• Implement monitoring and exception tracking to detect potential denial of service attempts
• Assess exposure and prioritize patching based on criticality
• Review compensating controls for exposed systems while remediation is scheduled
• Track exceptions and retest remediated assets
• Document evidence of verification and remediation efforts

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. Further investigation is required to determine the affected versions and potential impact. The denial of service vulnerability exists due to the interaction between traj_server, poscmd_2_odom, and EGOReplanFSM emergency recovery logic in EGO-Planner-v2. Defenders should verify the version in use and review the emergency recovery logic. Evidence is limited, and additional verification tasks are needed to understand the vulnerability's scope and impact.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.