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

> A compromised Trivy VS Code extension distributed via OpenVSX contained malicious code to exfiltrate sensitive data using local AI agents.

- **Severity:** Critical 10.0 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 5 Mar 2026
- **Updated:** 6 Mar 2026

## What is CVE-2026-28353?

CVE-2026-28353 is a critical vulnerability in aquasecurity trivy-vscode-extension, published on 5 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

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.

Weakness: CWE-506 (Embedded Malicious Code)

## Which versions are affected by CVE-2026-28353?


## How do I fix CVE-2026-28353?

No fix has been published for CVE-2026-28353 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-28353 being exploited?

There is no known exploitation of CVE-2026-28353 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-28353 and fix it if it is affected.

What it is: CVE-2026-28353 is a critical vulnerability in aquasecurity trivy-vscode-extension, published on 5 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-28353 in the wild and no public exploit code.

Affected product: aquasecurity trivy-vscode-extension. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-28353/ (Markdown: https://insights.sbomify.com/CVE-2026-28353/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-28353
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-28353
- OSV: https://osv.dev/vulnerability/CVE-2026-28353

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-28353/
Summaries are generated and may contain mistakes; the official description above is the record.