gorhill/uBlock

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16 of your 102 findings came from Repobility's proprietary detections. ✓ Repobility tags below mark them.

Scan timing: clone 7.65s · analysis 9.98s · 13.0 MB · GitHub API rate-limit (preflight)

https://github.com/gorhill/uBlock · scanned 2026-06-05 08:57 UTC (5 days, 18 hours ago) · 10 languages

377 raw signals (91 security + 286 graph) 10th percentile · Javascript · large (100-500K LoC) System graph score 78 (lower by 23)

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UNIFIED Repobility · multi-layer engine · AI coders

Complete repo analysis

Last scanned 5 days, 18 hours ago · v2 · 177 actionable findings from 2 signal sources. 57 repeated signals grouped for readability. Security checks, system graph analysis, and verified AI-agent feedback are merged into one review queue.

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88.9% cov · 141 findings

Score breakdown â 2026-05-18-v5

Component	Sub-score	Weight	Contribution
`structure_score`	85.0	0.15	12.75
`security_score`	50.0	0.25	12.50
`testing_score`	12.0	0.20	2.40
`documentation_score`	99.0	0.15	14.85
`practices_score`	67.0	0.15	10.05
`code_quality`	30.1	0.10	3.01
Overall		1.00	55.6

Severity distribution — click a segment to filter

Active filters: excluding tests × Reset all

Severity: Critical 1 High 8 Medium 22 Low 83 9-Layer: Software Security Quality Integrity Frontend Hardware Data Network Cicd Source: Security checks 36 System graph 141 Crowd 0 Layer: Software 67 Quality 56 Security 5 Cicd 3 Frontend 41 Api 5

Exclude dismissed / FP Exclude test files

Scan summary Quality grade C (56/100). Dimensions: security 50, maintainability 85. 91 findings (21 security). 151,829 lines analyzed.

Showing 113 of 177 actionable findings. 234 raw detector signals were grouped into reader-sized issues. Click TP / FP to vote on a finding's accuracy — votes adjust the confidence weighting and improve detection across the platform.

high Security checks software dependencies conf 0.88 flatted: GHSA-25h7-pfq9-p65f

flatted vulnerable to unbounded recursion DoS in parse() revive phase

package-lock.json

high Security checks software dependencies conf 0.88 flatted: GHSA-rf6f-7fwh-wjgh

Prototype Pollution via parse() in NodeJS flatted

package-lock.json

medium Security checks cicd CI/CD security conf 0.90 ✓ Repobility 2 occurrences GitHub Action is tag-pinned rather than SHA-pinned

Action `softprops/action-gh-release` pinned to mutable ref `@v2` uses a mutable tag or branch. Pin external actions to a reviewed full commit SHA when the workflow is security-sensitive.

lines 39

.github/workflows/main.yml:39 (2 hits)

CI/CD securitySupply chainGitHub Actions

low Security checks cicd CI/CD security conf 0.90 ✓ Repobility 2 occurrences GitHub Action is tag-pinned rather than SHA-pinned

Action `actions/checkout` pinned to mutable ref `@v4` uses a mutable tag or branch. Pin external actions to a reviewed full commit SHA when the workflow is security-sensitive.

lines 19

.github/workflows/main.yml:19 (2 hits)

CI/CD securitySupply chainGitHub Actions

high Security checks software dependencies conf 0.88 minimatch: GHSA-23c5-xmqv-rm74

minimatch ReDoS: nested *() extglobs generate catastrophically backtracking regular expressions

package-lock.json

high Security checks software dependencies conf 0.88 minimatch: GHSA-3ppc-4f35-3m26

minimatch has a ReDoS via repeated wildcards with non-matching literal in pattern

package-lock.json

high Security checks software dependencies conf 0.88 minimatch: GHSA-7r86-cg39-jmmj

minimatch has ReDoS: matchOne() combinatorial backtracking via multiple non-adjacent GLOBSTAR segments

package-lock.json

high Security checks software dependencies conf 0.90 ✓ Repobility package.json dep `scaling-palm-tree` pulled from URL/Git

`devDependencies.scaling-palm-tree` = `github:mjethani/scaling-palm-tree#15cf1ab` bypasses the npm registry. No integrity hash, no version locking, no registry-side scanning. If the URL or git host is compromised, every `npm install` pulls the new payload.

platform/dig/package.json:1

high System graph api Wiring conf 1.00 Dangling fetch: GET /rulesets/main/${rulesetId}.json (platform/mv3/extension/js/debug.js:122)

`platform/mv3/extension/js/debug.js:122` calls `GET /rulesets/main/${rulesetId}.json` but no backend route matches that path. This is a runtime 404 waiting to happen. Tool: fetch Normalized path used for matching: `/rulesets/main/<p>.json` If this points at an external API, prefix it with `https:/…

Dangling fetchFetch

high System graph api Wiring conf 1.00 Dangling fetch: GET /web_accessible_resources/${name} (src/js/redirect-engine.js:390)

`src/js/redirect-engine.js:390` calls `GET /web_accessible_resources/${name}` but no backend route matches that path. This is a runtime 404 waiting to happen. Tool: helper:fetcher Normalized path used for matching: `/web_accessible_resources/<p>` If this points at an external API, prefix it with `…

Dangling fetchHelper:fetcher

medium Security checks quality Error handling conf 1.00 3 occurrences [ERR002] Empty Catch Block: Empty catch blocks hide errors.

Log the error or rethrow it. Use console.error() at minimum.

3 files, 3 locations

src/web_accessible_resources/google-analytics_analytics.js:58

src/web_accessible_resources/google-analytics_ga.js:51

src/web_accessible_resources/googletagservices_gpt.js:133

medium Security checks quality Quality conf 1.00 [SEC087] JS: weak Math.random for crypto: Math.random() is not cryptographically secure; using it for tokens/keys/nonces is predictable. Ported from gosec G404 / eslint detect-pseudoRandomBytes concept (Apache-2.0).

Use `crypto.randomBytes(32).toString('hex')` (Node) or `crypto.getRandomValues()` (browser).

platform/common/vapi-client.js:39

medium Security checks quality Quality conf 1.00 [SEC123] Production stack trace / debug output exposed: Debug mode left on in production exposes stack traces, environment variables, framework internals — sometimes triggers RCE (Django debug page with arbitrary template eval).

Set DEBUG=False / APP_DEBUG=false in production. Provide a generic 500 handler that logs to backend but returns a sanitized page to clients.

src/js/scriptlet-filtering-core.js:278

medium Security checks software dependencies conf 0.88 ajv: GHSA-2g4f-4pwh-qvx6

ajv has ReDoS when using `$data` option

package-lock.json

medium Security checks quality Quality Average file size is 544 lines (recommend <300)

Refactor large files by extracting related functions into separate modules. Target files with 300+ lines first. Use the Single Responsibility Principle — each module should have one clear purpose.

medium Security checks software dependencies conf 0.88 brace-expansion: GHSA-f886-m6hf-6m8v

brace-expansion: Zero-step sequence causes process hang and memory exhaustion

package-lock.json

medium Security checks software dependencies conf 0.88 js-yaml: GHSA-mh29-5h37-fv8m

js-yaml has prototype pollution in merge (<<)

package-lock.json

medium Security checks software dependencies conf 0.90 npm package `@eslint/compat` is 1 major version(s) behind (1.3.2 -> 2.1.0)

`@eslint/compat` is pinned/resolved at 1.3.2 but the latest stable release on the npm registry is 2.1.0 (1 major version(s) behind). Outdated dependencies accumulate unpatched bugs and make future security upgrades harder. This is the version-currency signal Dependabot version-update PRs raise.

package.json

medium Security checks software dependencies conf 0.90 npm package `@eslint/js` is 1 major version(s) behind (9.34.0 -> 10.0.1)

`@eslint/js` is pinned/resolved at 9.34.0 but the latest stable release on the npm registry is 10.0.1 (1 major version(s) behind). Outdated dependencies accumulate unpatched bugs and make future security upgrades harder. This is the version-currency signal Dependabot version-update PRs raise.

package.json

medium Security checks software dependencies conf 0.90 npm package `@eslint/json` is 2 major version(s) behind (0.13.2 -> 2.0.0)

`@eslint/json` is pinned/resolved at 0.13.2 but the latest stable release on the npm registry is 2.0.0 (2 major version(s) behind). Outdated dependencies accumulate unpatched bugs and make future security upgrades harder. This is the version-currency signal Dependabot version-update PRs raise.

package.json

medium Security checks software dependencies conf 0.90 npm package `eslint-formatter-compact` is 1 major version(s) behind (8.40.0 -> 9.0.1)

`eslint-formatter-compact` is pinned/resolved at 8.40.0 but the latest stable release on the npm registry is 9.0.1 (1 major version(s) behind). Outdated dependencies accumulate unpatched bugs and make future security upgrades harder. This is the version-currency signal Dependabot version-update PRs…

package.json

medium Security checks software dependencies conf 0.90 npm package `globals` is 3 major version(s) behind (14.0.0 -> 17.6.0)

`globals` is pinned/resolved at 14.0.0 but the latest stable release on the npm registry is 17.6.0 (3 major version(s) behind). Outdated dependencies accumulate unpatched bugs and make future security upgrades harder. This is the version-currency signal Dependabot version-update PRs raise.

package.json

medium System graph quality Integrity conf 1.00 `fetch()` without try/.catch or AbortSignal — platform/mv3/extension/js/offscreen/compile-filters.js:156

Bare `fetch(...)` will throw an unhandled rejection on network failure. Wrap in try/catch, attach a `.catch(...)`, or pass an AbortSignal with a timeout.

runtime safetyRobustness

medium System graph quality Integrity conf 1.00 `fetch()` without try/.catch or AbortSignal — platform/mv3/extension/js/ro-dnr-editor.js:67

Bare `fetch(...)` will throw an unhandled rejection on network failure. Wrap in try/catch, attach a `.catch(...)`, or pass an AbortSignal with a timeout.

runtime safetyRobustness

medium System graph quality Integrity conf 1.00 `fetch()` without try/.catch or AbortSignal — src/js/resources/json-edit.js:752

Bare `fetch(...)` will throw an unhandled rejection on network failure. Wrap in try/catch, attach a `.catch(...)`, or pass an AbortSignal with a timeout.

runtime safetyRobustness

medium System graph quality Integrity conf 1.00 `fetch()` without try/.catch or AbortSignal — src/js/resources/prevent-fetch.js:80

Bare `fetch(...)` will throw an unhandled rejection on network failure. Wrap in try/catch, attach a `.catch(...)`, or pass an AbortSignal with a timeout.

runtime safetyRobustness

medium System graph quality Integrity conf 1.00 `fetch()` without try/.catch or AbortSignal — src/js/resources/scriptlets.js:1400

Bare `fetch(...)` will throw an unhandled rejection on network failure. Wrap in try/catch, attach a `.catch(...)`, or pass an AbortSignal with a timeout.

runtime safetyRobustness

medium System graph quality Integrity conf 1.00 `fetch()` without try/.catch or AbortSignal — src/js/storage.js:1206

Bare `fetch(...)` will throw an unhandled rejection on network failure. Wrap in try/catch, attach a `.catch(...)`, or pass an AbortSignal with a timeout.

runtime safetyRobustness

medium System graph cicd CI/CD security conf 1.00 GitHub Actions workflow grants broad write permissions

CI tokens with write permissions increase blast radius when an action, dependency, or PR workflow is compromised. Prefer job-level least-privilege permissions.

.github/workflows/main.yml CI/CD securitySupply chainGithub actions

medium System graph security Coverage conf 1.00 No auth library detected

The scanner did not find any standard auth library (JWT, OAuth, NextAuth, Auth0, etc.). Either auth lives in custom code, in a separate service, or is missing.

auth

medium System graph quality Tests conf 1.00 Very low test-to-source ratio

7 test file(s) for 272 source file(s) (ratio 0.03). Consider adding integration or unit tests for critical paths.

Coverage

low Security checks quality Quality conf 0.60 30 occurrences Duplicated implementation block across source files

Duplicate implementation blocks are maintenance debt. Keep them visible, but they are not a high-severity defect unless the duplicated logic is security-sensitive or drifting.

12 files, 22 locations

platform/mv3/extension/js/dnr-parser.js:1, 2, 47 (3 hits)

platform/common/vapi.js:1, 3 (2 hits)

platform/mv3/extension/js/admin.js:1, 3 (2 hits)

platform/mv3/extension/js/backup-restore.js:1, 3 (2 hits)

platform/mv3/extension/js/config.js:1, 3 (2 hits)

platform/mv3/extension/js/develop.js:1, 2 (2 hits)

platform/mv3/extension/js/dnr-editor.js:1, 2 (2 hits)

platform/mv3/extension/js/ext-utils.js:1, 3 (2 hits)

duplicationquality

low Security checks quality Quality conf 0.70 Generated build artifact directory is present at repository root

Committed build outputs and caches make scans slower, confuse duplicate-code checks, and give AI agents stale generated code to imitate.

dist:1

low System graph quality Maintenance conf 1.00 50 TODO/FIXME markers

High count of TODO/FIXME/HACK markers — track them as issues so they're not forgotten.

low System graph software Dead code candidate conf 1.00 File has no detected symbols: docs/tests/hostname-pool.js