CVE-2026-77654Local Privilege Escalation via Misconfigured Sudoers Entry in Horizon Security Analyzer
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.1 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-266
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- AlgoSec
- NVD analysis
- Deferred
- Record last updated
- Sep 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Algosec Horizon Security Analyzer algosec:horizon_security_analyzer (from the name) | A33.10 (up to build 300); A33.20 (up to build 170); A33.30 (up to build 110) | CNA record |
References
- https://techdocs.algosec.com/en/cves/Content/tech-notes/cves/cve-2026-77654.htm
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.