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slackhq/backend-interview-prerequisites

scanned 2026-08-05 · git 68c87e5
2 of 6 checks flagged a security issue
🔴 Needs attention
Only 5 of 6 checks finished — treat this as provisional. Re-check ↻

Informational scan, not a security audit. How this is computed.

Leaked secretsVulnerable dependencies41Known OSS vulnerabilities133Risky code patternsMalicious dependenciesProject health

Security checks

Leaked secrets — Gitleaks none found ✓

API keys, passwords or tokens committed into the repo.

Nothing found by this check. ✓

via Gitleaks v8.21.2 · MIT

Vulnerable dependencies — Trivy 41 found · 1 serious

Packages you depend on that have known security holes (CVEs).

  • Serious CVE-2026-59873 tar: node-tar: Denial of Service via crafted gzip bomb
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-59873). Fix: Update that package to its patched version.
  • Worth fixing CVE-2022-28948 golang-gopkg-yaml: crash when attempting to deserialize invalid input
    go/go.mod
    A package you depend on has a known security hole (CVE-2022-28948). Fix: Update that package to its patched version.
  • Worth fixing CVE-2022-45688 json stack overflow vulnerability
    java/pom.xml
    A package you depend on has a known security hole (CVE-2022-45688). Fix: Update that package to its patched version.
  • Worth fixing CVE-2023-5072 JSON-java: parser confusion leads to OOM
    java/pom.xml
    A package you depend on has a known security hole (CVE-2023-5072). Fix: Update that package to its patched version.
  • Worth fixing CVE-2023-32697 sqlite-jdbc: Remote code execution when JDBC url is attacker controlled
    java/pom.xml
    A package you depend on has a known security hole (CVE-2023-32697). Fix: Update that package to its patched version.
  • Worth fixing CVE-2024-45590 body-parser: Denial of Service Vulnerability in body-parser
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-45590). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-13149 brace-expansion: Brace-expansion: Denial of Service due to exponential-time complexity
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-13149). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-14257 brace-expansion: Brace-expansion: Denial of Service via memory exhaustion in expand() function
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-14257). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-69152 brace-expansion: brace-expansion: Denial of Service via unbounded intermediate arrays
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-69152). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-33750 brace-expansion: brace-expansion: Denial of Service via zero step value in brace pattern
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-33750). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-69192 ip-address is a library for parsing and manipulating IPv4 and IPv6 add ...
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-69192). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-42338 ip-address: ip-address: Cross-site scripting via improper HTML escaping of untrusted input
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-42338). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-26996 minimatch: minimatch: Denial of Service via specially crafted glob patterns
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-26996). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-27903 minimatch: minimatch: Denial of Service due to unbounded recursive backtracking via crafted glob patterns
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-27903). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-27904 minimatch: Minimatch: Denial of Service via catastrophic backtracking in glob expressions
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-27904). Fix: Update that package to its patched version.
  • Worth fixing CVE-2024-45296 path-to-regexp: Backtracking regular expressions cause ReDoS
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-45296). Fix: Update that package to its patched version.
  • Worth fixing CVE-2024-52798 path-to-regexp: path-to-regexp Unpatched `path-to-regexp` ReDoS in 0.1.x
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-52798). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-4867 path-to-regexp: path-to-regexp: Denial of Service via catastrophic backtracking from malformed URL parameters
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-4867). Fix: Update that package to its patched version.
  • Worth fixing CVE-2025-15284 qs: qs: Denial of Service via improper input validation in array parsing
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2025-15284). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-23745 node-tar: tar: node-tar: Arbitrary file overwrite and symlink poisoning via unsanitized linkpaths in archives
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-23745). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-23950 node-tar: tar: node-tar: Arbitrary file overwrite via Unicode path collision race condition
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-23950). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-24842 node-tar: tar: node-tar: Arbitrary file creation via path traversal bypass in hardlink security check
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-24842). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-26960 node-tar: node-tar: Arbitrary file read/write via malicious archive hardlink creation
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-26960). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-29786 node-tar: hardlink path traversal via drive-relative linkpath
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-29786). Fix: Update that package to its patched version.
  • Worth fixing CVE-2026-31802 tar: tar: File overwrite via drive-relative symlink traversal
    typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-31802). Fix: Update that package to its patched version.
… 16 more not shown

via Trivy v0.70.0 · Apache-2.0

Known OSS vulnerabilities — OSV-Scanner 133 found · 1 serious

Your dependencies cross-checked against the OSV vulnerability database.

  • Serious GHSA-23hp-3jrh-7fpw node-tar: Decompression/parse DoS via unlimited input
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-59873). Fix: Update that package to its patched version.
  • Worth fixing GO-2022-0603 Panic in gopkg.in/yaml.v3
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/go/go.mod
    A package you depend on has a known security hole (CVE-2022-28948). Fix: Update that package to its patched version.
  • Worth fixing GHSA-269g-pwp5-87pp TemporaryFolder on unix-like systems does not limit access to created files
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/java/pom.xml
    A package you depend on has a known security hole (CVE-2020-15250). Fix: Update that package to its patched version.
  • Worth fixing GHSA-3vqj-43w4-2q58 json stack overflow vulnerability
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/java/pom.xml
    A package you depend on has a known security hole (CVE-2022-45688). Fix: Update that package to its patched version.
  • Worth fixing GHSA-4jq9-2xhw-jpx7 Java: DoS Vulnerability in JSON-JAVA
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/java/pom.xml
    A package you depend on has a known security hole (CVE-2023-5072). Fix: Update that package to its patched version.
  • Worth fixing GHSA-6phf-6h5g-97j2 Sqlite-jdbc vulnerable to remote code execution when JDBC url is attacker controlled
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/java/pom.xml
    A package you depend on has a known security hole (CVE-2023-32697). Fix: Update that package to its patched version.
  • Worth fixing GHSA-968p-4wvh-cqc8 Babel has inefficient RegExp complexity in generated code with .replace when transpiling named capturing groups
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2025-27789). Fix: Update that package to its patched version.
  • Worth fixing GHSA-qwcr-r2fm-qrc7 body-parser vulnerable to denial of service when url encoding is enabled
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-45590). Fix: Update that package to its patched version.
  • Worth fixing GHSA-3jxr-9vmj-r5cp brace-expansion: DoS via exponential-time expansion of consecutive non-expanding {} groups
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-13149). Fix: Update that package to its patched version.
  • Worth fixing GHSA-f886-m6hf-6m8v brace-expansion: Zero-step sequence causes process hang and memory exhaustion
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-33750). Fix: Update that package to its patched version.
  • Worth fixing GHSA-mh99-v99m-4gvg brace-expansion: DoS via unbounded expansion length causing an out-of-memory process crash
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-14257). Fix: Update that package to its patched version.
  • Worth fixing GHSA-rgw5-rvv9-x895 brace-expansion: DoS via unbounded intermediate arrays, bypassing the CVE-2026-14257 mitigation
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-69152). Fix: Update that package to its patched version.
  • Worth fixing GHSA-3xgq-45jj-v275 Regular Expression Denial of Service (ReDoS) in cross-spawn
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-21538). Fix: Update that package to its patched version.
  • Worth fixing GHSA-qw6h-vgh9-j6wx express vulnerable to XSS via response.redirect()
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-43796). Fix: Update that package to its patched version.
  • Worth fixing GHSA-mwp4-54f8-5fhr ip-address: Address4 decodes leading-zero octets as decimal while resolvers decode them as octal, allowing SSRF and trust-boundary bypass
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-69192). Fix: Update that package to its patched version.
  • Worth fixing GHSA-v2v4-37r5-5v8g ip-address has XSS in Address6 HTML-emitting methods
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-42338). Fix: Update that package to its patched version.
  • Worth fixing GHSA-52cp-r559-cp3m js-yaml: YAML merge-key chains can force quadratic CPU consumption
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-59869). Fix: Update that package to its patched version.
  • Worth fixing GHSA-h67p-54hq-rp68 JS-YAML: Quadratic-complexity DoS in merge key handling via repeated aliases
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-53550). Fix: Update that package to its patched version.
  • Worth fixing GHSA-mh29-5h37-fv8m js-yaml has prototype pollution in merge (<<)
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2025-64718). Fix: Update that package to its patched version.
  • Worth fixing GHSA-952p-6rrq-rcjv Regular Expression Denial of Service (ReDoS) in micromatch
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-4067). Fix: Update that package to its patched version.
  • Worth fixing GHSA-23c5-xmqv-rm74 minimatch ReDoS: nested *() extglobs generate catastrophically backtracking regular expressions
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-27904). Fix: Update that package to its patched version.
  • Worth fixing GHSA-3ppc-4f35-3m26 minimatch has a ReDoS via repeated wildcards with non-matching literal in pattern
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-26996). Fix: Update that package to its patched version.
  • Worth fixing GHSA-7r86-cg39-jmmj minimatch has ReDoS: matchOne() combinatorial backtracking via multiple non-adjacent GLOBSTAR segments
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2026-27903). Fix: Update that package to its patched version.
  • Worth fixing GHSA-37ch-88jc-xwx2 path-to-regexp vulnerable to Regular Expression Denial of Service via multiple route parameters
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-45296). Fix: Update that package to its patched version.
  • Worth fixing GHSA-rhx6-c78j-4q9w path-to-regexp contains a ReDoS
    /workdirs/scan-9f99e6ac-cfe4-487a-8f95-d76ab92a8b5a/typescript/package-lock.json
    A package you depend on has a known security hole (CVE-2024-52798). Fix: Update that package to its patched version.
… 108 more not shown

via OSV-Scanner v1.9.2 · Apache-2.0

Risky code patterns — Semgrep none found ✓

Code that can be exploited: injection, hardcoded credentials and similar.

Nothing found by this check. ✓

via Semgrep v1.147.0 · LGPL-2.1

Malicious dependencies — Guarddog none found ✓

Packages that look intentionally malicious: typosquats, sneaky install scripts.

Nothing found by this check. ✓

via Guarddog v2.10.0 · Apache-2.0

Project health

A signal about how the project is maintained — not a vulnerability in your code. It doesn’t affect the verdict above.

Project health — OpenSSF Scorecard didn’t run

Maintenance & supply-chain hygiene. A signal about the project, not a vulnerability in your code.

This check didn’t finish — that’s not the same as “clean.” Try Check again above.

via OpenSSF Scorecard · Apache-2.0

About these results. Six open-source checks ran in parallel; every finding is tagged with the tool that produced it. The verdict follows a published rule. False positives and false negatives are normal — a clean scan does not mean the code is secure, and a red verdict does not mean the project is compromised.