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CRITICAL

CVE-2026-28353

CVE-2026-28353 — Trivy Vulnerability Scanner: Unauthorized AI Agent Execution Code Included in OpenVSX Extension Release

Trivy Vulnerability Scanner is a VS Code extension that helps find vulnerabilities. In Trivy VSCode Extension version 1.8.12, which was distributed via OpenVSX marketplace was compromised and contained malicious code designed to leverage local AI coding agent to collect and exfiltrate sensitive information. Users using the affected artifact are advised to immediately remove it and rotate environment secrets. The malicious artifact has been removed from the marketplace. No other affected artifacts have been identified.

Published Updated Sources: cvelistV5, GitHub_M

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.

Exploitation

Unreported

no source claims exploitation

EPSS

0%

chance of exploitation in 30 days

Affects

aquasecurity

trivy_vscode_extension

CVSS base

10

CRITICAL

CISA SSVC assessment

Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.

CISA

Exploitation

None

none · proof-of-concept · active

Automatable

Yes

can an attacker script all four kill-chain steps

Technical impact

Total

partial · total control of the vulnerable component

Affected scope

The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.

Vendors (1)

aquasecurity

Products (1)

trivy vscode extension

Every base score collected

Sources score independently and disagree; each row says who scored it and under which version.

ScoreVersionSeverityExpl.ImpactSource
10CVSS 4.0CRITICAL——cvelistV5

Weakness & attack patterns

  • CWE-506

Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.

  • T1195.001Supply Chain Compromise: Compromise Software Dependencies and Development Tools
  • T1195.002Supply Chain Compromise: Compromise Software Supply Chain
  • T1027.009Obfuscated Files or Information: Embedded Payloads

References

1 on the record

Elsewhere on this site

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

  • No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
  • No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
  • No exploit packet captures, log samples, or incident case IDs supplied.