Vulnerability · Published Sep 8, 2026 · Assigned by AlgoSec
CVE-2026-77654Local Privilege Escalation via Misconfigured Sudoers Entry in Horizon Security Analyzer
Medium 6.1
In plain English
A medium-severity security flaw in Horizon Security Analyzer from Algosec. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities).
Official description
Improper Privilege Management vulnerability in Horizon Security Analyzer (formerly AlgoSec Firewall Analyzer) on Linux, 64 bit allows Privilege Escalation and Parameter Injection. A local user with access to the command line may escalate their privileges by abusing the parameters of a command that is approved in the sudoers file. This issue affects Horizon Security Analyzer : A33.10, A33.20 and A33.30.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Algosec | Horizon Security Analyzer | A33.10 (up to build 300)A33.20 (up to build 170)A33.30 (up to build 110) |
Weakness: CWE-266 · Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H/S:N/AU:Y/R:U/RE:L/U:Amber