CVE-2026-55157Published

Token Optimizer MCP: OS command injection in smart_user via username in get-user-info

cve-program · CVE-2026-55157

Published

token-optimizer-mcp

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "ooples",
                    "product": "token-optimizer-mcp",
                    "versions": [
                        {
                            "version": "< 5.1.0",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

euvd · EUVD-2026-88397

Published

EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.

Original publisher date fields

datePublished: Sep 28, 2026, 5:48:16 PM

dateUpdated: Oct 1, 2026, 2:47:57 PM

No normalized affected-package data is projected for this source revision. The original publisher record may contain additional product and version evidence; this does not establish that a package is unaffected.

Original source record · Cite this exact observation · Complete original publisher JSON

nvd · CVE-2026-55157

Published

NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON.

Source analysis status: Deferred

Weakness classifications: CWE-78

Original publisher date fields

published: 2026-09-28T18:17:23.373

lastModified: 2026-10-01T15:17:30.207

Original source record · Cite this exact observation · Complete original publisher JSON

osv · GHSA-49mq-fc6q-3h46

Published

@ooples/token-optimizer-mcp

npm

SEMVER · introduced 0 → fixed 5.1.0

Original source record · Cite this exact observation · Complete original publisher JSON