CVE-2026-112867
MEDIUM
CVSS 6.5
Published: 2026-10-22
Modified: 2026-10-22
Enriched via mock
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AI Threat Summary
CVE-2026-112867 is a moderate vulnerability with a CVSS score of 6.5 affecting the target software. Threat hunters should monitor for exploit attempts and apply vendor patches immediately.
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in H5P H5P h5p allows Stored XSS.This issue affects H5P: from n/a through 1.17.9.
Attack Chain
1
Reconnaissance
Attacker scans for vulnerable versions using version banners or PoC scanners
2
Initial Access
Attacker triggers CVE-2026-112867 vulnerability with a crafted request or payload
3
Execution
Vulnerability exploited to perform unauthorized actions on the target system
4
Impact
Depending on vulnerability type, attacker achieves data access, service disruption, or code execution
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-2026-112867 |
| CVSS Score | 6.5 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L |
| Published | 2026-10-22 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |