CVE-2026-62003
CRITICAL
CVSS 9.8
PoC Available
Published: 2026-10-29
Modified: 2026-10-30
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AI Threat Summary
CVE-2026-62003 is a critical vulnerability with a CVSS score of 9.8 affecting the target software. Authentication can be bypassed allowing unauthenticated access. Threat hunters should monitor for exploit attempts and apply vendor patches immediately.
Description
Unauthenticated PHP Object Injection in Mission <= 1.22 versions.
Attack Chain
1
Reconnaissance
Attacker identifies authentication endpoint and tests for bypass conditions
2
Initial Access
Attacker exploits CVE-2026-62003 authentication flaw to gain unauthorized access without valid credentials
3
Discovery
Attacker enumerates accessible resources, users, and configurations
4
Collection
Attacker exfiltrates sensitive data accessible without proper authorization
MITRE ATT&CK Techniques
Indicators of Compromise
| Type | Value | Description | |
|---|---|---|---|
| user_agent | Mozilla/5.0 (compatible; exploit/1.0) |
Generic exploit scanner user agent pattern | |
| url | /api/vuln-endpoint?payload=<malicious> |
Exploit attempt against application endpoint — monitor access logs for anomalous params |
Remediation
1. Apply vendor-supplied security patches immediately.
2. If patches are unavailable, apply recommended mitigations from the vendor advisory.
3. Enable WAF rules or IDS signatures to detect exploitation attempts.
4. Monitor logs for indicators of compromise listed above.
5. Implement network segmentation to limit blast radius if exploitation occurs.
6. Subscribe to vendor security advisories for this product.
Quick Facts
| CVE ID | CVE-2026-62003 |
| CVSS Score | 9.8 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Published | 2026-10-29 |
| Exploited | No |
| CISA KEV | No |
| PoC | Available |