symmetric-cipher-attacks
github.com/yaklang/hack-skills
Scanned Thu, 28 May 2026 17:29:26 GMT
Scan ID crawl-p7qsdxnue7g1uxkoo7y7bufx · 3ms
B
SCORE 75 / 100
Verdict: Safe to install

1 high-severity finding.

This skill hides intent inside obfuscated payloads plus 1 other issue listed below.

0 critical1 high1 medium10 rules passed

Why grade B?

score · 75 / 100

The current grade reflects 1 high-severity finding (any HIGH → B).

0 CRIT1 HIGH1 MED0 LOW
To reach a higher grade
  • A
    Reach Atarget score 95

    Resolve all 1 HIGH.

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

Findings · ordered by severity

high
Obfuscation pattern: hex-escaped string
The skill contains an obfuscated payload pattern. Legitimate skills rarely include long base64/hex/unicode-escaped runs; review the content carefully.
rule: obfuscationline: 191CWE-506
189
190Step 1: Send email that aligns "admin" + PKCS7 to a block:
191 email = "foo@bar.coadmin\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b"hex-escaped string — review for hidden payload
192 → Block 1 encrypts "admin\x0b\x0b..." (save this block)
193
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-p7qsdxnue7g1uxkoo7y7bufx