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01 Record

CVE-2026-77654

Local Privilege Escalation via Misconfigured Sudoers Entry in Horizon Security Analyzer

MediumPUBLISHEDCNA: AlgoSec
CNA base score6.1 CVSS v4.0CVSS: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

02 Description

Local Privilege Escalation via Misconfigured Sudoers Entry in Horizon Security Analyzer

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.14% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 3.3% of scored records. A rank, not a probability.
NVD base score
6.1 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:Y/R:U/V:X/RE:L/U:Amber
NVD analysis status
Deferred. NVD last modified this record on 2026-09-08.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-09-08 10:44Z1 MO AGO
Last updated
2026-09-08 12:19Z1 MO AGO
Reserved
2026-08-21
Assigning CNA
AlgoSec
Record state
PUBLISHED
Severity
Medium (CVSS 6.1)
CNA CVSS 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
Weaknesses
  • CWE-266Incorrect Privilege AssignmentBase
Data version
5.2
Document digest
4778a89dbc81754616534455f726c933015c7548a226cb36fdd4a7910821c6af

05 Affected products

VendorProductVersionsPlatforms
AlgosecHorizon Security AnalyzerA33.10 (up to build 300), A33.20 (up to build 170), A33.30 (up to build 110)Linux, 64 bit

06 References

07 Remediation

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