CVE-2026-105291 feelec-yishu CVE debrief

Who should care

Defenders responsible for feelec-yishu feelcrm-os deployments should assess exposure and prioritize verification and remediation. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify the affected version, assess exposure, and implement necessary controls to prevent remote cross-site scripting attacks.

Why it matters

CVE-2026-105291 is a cross-site scripting vulnerability in feelec-yishu feelcrm-os 1.0.0 Department Search Endpoint. Defenders should verify the affected version, assess exposure, and prioritize remediation to prevent remote attacks.

• Remote cross-site scripting attacks are possible
• Verify affected version and assess exposure
• Implement input validation and sanitization

Technical summary

The vulnerability affects the Department Search Endpoint in feelec-yishu feelcrm-os 1.0.0. The manipulation of the argument keyword leads to cross-site scripting. The attack can be initiated remotely. Defenders should verify the affected version and assess exposure to prioritize remediation and prevent potential cross-site scripting attacks. The vulnerability allows remote attackers to inject malicious scripts into the Department Search Endpoint, potentially leading to unauthorized actions or data breaches. Implementing input validation and sanitization can help prevent such attacks.

Defensive priority

Defenders should prioritize verifying the affected version and assessing exposure, as the vulnerability allows remote cross-site scripting attacks.

Recommended defensive actions

• Verify the affected version of feelec-yishu feelcrm-os and assess exposure
• Implement input validation and sanitization for the Department Search Endpoint
• Monitor for potential cross-site scripting attacks
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. The exploit is publicly available, but there is no evidence of active exploitation. Defenders should verify the affected version of feelec-yishu feelcrm-os and assess exposure to this cross-site scripting vulnerability. The Department Search Endpoint is affected, and input validation and sanitization should be implemented to prevent remote attacks.

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.