Vulnerability in Avigilon Access_control_manager
CVE-2025-56266
A Host Header Injection vulnerability in Avigilon ACM v7.10.0.20 allows attackers to execute arbitrary code via supplying a crafted URL.
EPSS: 0.027 (84.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Avigilon Access_control_manager — versions 7.10.0.20
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit)
- cve@mitre.org (Exploit)
- cve@mitre.org (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-56266?
- CVE-2025-56266 is a critical-severity vulnerability in Avigilon Access_control_manager, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2025-09-08.
- How severe is CVE-2025-56266?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-56266 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.