vfs-reviewer
github.com/abashev/vfs-s3
Scanned Thu, 28 May 2026 15:26:01 GMT
Scan ID crawl-ntbo62bzlgfebon0ia62t9ui · 1ms
D
SCORE 30 / 100
Verdict: Do not install

1 critical finding.

This skill exfiltrates environment secrets (${GH_TOKEN) plus 1 other issue listed below.

1 critical0 high1 medium10 rules passed

Why grade D?

score · 30 / 100

The current grade reflects 1 critical finding (any single CRIT → D).

1 CRIT0 HIGH1 MED0 LOW
To reach a higher grade
  • C
    Reach Ctarget score 55

    Resolve all 1 CRIT findings.

  • B
    Reach Btarget score 75

    Resolve all 1 CRIT.

  • A
    Reach Atarget score 95

    Resolve all 1 CRIT.

Thresholds are documented at /docs/grading. Source-of-truth is the grade() function in @skillox/scanner.

Findings · ordered by severity

crit
Skill references secret env var ${GH_TOKEN
The skill instructions reference `${GH_TOKEN`, which contains a credential. If an attacker can lure the agent into including this in an outbound URL or message, the credential leaks.
rule: env-var-harvestingline: 21CWE-200
19command -v gh >/dev/null || { echo "ERROR: gh not found"; exit 1; }
20command -v mise >/dev/null || { echo "ERROR: mise not found"; exit 1; }
21test -n "${GH_TOKEN:-}" || gh auth status >/dev/nullreferences ${GH_TOKEN — potential credential leak
22export GIT_AUTHOR_NAME="Codex (vfs-s3 bot)"
23export GIT_AUTHOR_EMAIL="267615948+vfs-s3-bot@users.noreply.github.com"
med
No capability manifest declared
The skill ships without a `manifest.yaml` or `capabilities` block in its frontmatter. Without a manifest, the runtime cannot enforce what this skill is permitted to do.
rule: no-manifest
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skillox.io/r/crawl-ntbo62bzlgfebon0ia62t9ui