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Back to active CVEs
Medium · CVSS 6.1CVE-2026-77654

Local Privilege Escalation via Misconfigured Sudoers Entry in Horizon Security AnalyzerCVE-2026-77654

Answer in brief

CVE-2026-77654 records a Medium severity (CVSS 6.1) vulnerability in Local Privilege Escalation via Misconfigured Sudoers Entry in Horizon Security Analyzer. The current sources do not mark it as known exploited. The current feed maps Algosec/Horizon Security Analyzer (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 8, 2026Updated Sep 8, 2026Source checked Oct 23, 2026First seen by HOL Sep 8, 2026Material review Sep 8, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 6.1
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 6.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Algosec/Horizon Security Analyzer (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Algosec/Horizon Security AnalyzergenericA33.10 (up to build 300) || A33.20 (up to build 170) || A33.30 (up to build 110)Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Algosec/Horizon Security Analyzer.
  2. 2Review the reported fix. Source-reported solution: Upgrade Horizon Foundation (formerly ASMS suite) to A33.10 (build 310 and above), A33.20 (build 180 and above) and  A33.30 (build 120 and above). https://portal.algosec.com/en/downloads/hotfix_releases

Evidence timeline and material changes

  1. Published upstream

    Sep 8, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 8, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 8, 2026

Sources and claim methodology

  • Source referencetechdocs.algosec.com
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Privilege Escalation
EPSS
Not reported
CWE IDs
CWE-266
Source
CVE List V5
Source checked
Oct 23, 2026
References
1 linked source
Open source record