Read 2026-10-04
kludex/starlette: technical due diligence, read from its repository
What Borehole read in kludex/starlette's code and history at 2284ff0: its licence, security advisories, releases, review practice, tests, dependencies and operations. Every finding cites the file and line it rests on. The full report also covers the team and asks the questions the code cannot answer.
| Dimension | Rating |
|---|---|
| Architecture & Codebase — including AI provenance | strong |
| Engineering Process & SDLC Maturity | strong |
| Product & Engineering Maturity | strong |
| Security & Reliability Posture | strong |
| Observability & Operations | not assessable |
| Fit with the Acquirer | not assessable |
What the repository says
AI_POLICY.md:1: states a policy on AI-generated contributions
Architecture & Codebase — including AI provenance
strongNo finding.
Engineering Process & SDLC Maturity
strongNo finding.
Product & Engineering Maturity
strongEffort is shifting from building to rewriting
adequateDeleted lines per line added rose from 0.51 to 0.84 between the first and second halves of this history. Rework is normal and often healthy, but a rising ratio means an increasing share of the team's time is spent replacing code that already exists rather than building what does not. Whether that is deliberate repayment or churn is a question for the team.
| first half 0.51, second half 0.84 (split 2022-08-11) |
Security & Reliability Posture
strong3 locked dependencies have published vulnerabilities, 3 high or critical
adequate3 of 88 locked dependencies match 5 published advisories in OSV, 3 of them rated high or critical. A lockfile says which version is installed, not whether the flawed code is reachable from this product, so each needs a look. Most are fixed by an upgrade, and the advisory names the version. None of the high or critical ones is in what the product ships: they are development dependencies.
8 advisories against this project in the last 24 months, 4 high or critical, 1 on CISA's known-exploited list
adequate1 of them is on CISA's known-exploited list: check first whether the release you run has the fix. The newest was published on 2026-06-12. A project that publishes advisories is telling its users about its fixes, and the count and pace say how much security work it carries. None of them affects the surveyed version. The record is incomplete: NVD: 12 records name starlette with nothing tying them to this repository (CVE-2023-29159, CVE-2023-30798, CVE-2024-47874, …).
| 2026-05-21: GHSA-86qp-5c8j-p5mr (moderate; on CISA's Known Exploited list), fixed in 1.0.1: Starlette has missing Host header validation that poisons request.url.path, bypassing path-based security checks |
| 2026-06-12: GHSA-82w8-qh3p-5jfq (high), fixed in 1.3.1: Starlette: request.form() limits silently ignored for application/x-www-form-urlencoded enable DoS |
| 2026-06-11: GHSA-jp82-jpqv-5vv3 (low), fixed in 1.3.0: Starlette: Unvalidated request path concatenated into authority poisons request.url.hostname |
| 2026-05-23: GHSA-wqp7-x3pw-xc5r (high), fixed in 1.1.0: Starlette: SSRF and NTLM credential theft via UNC paths in StaticFiles on Windows |
| 2026-05-23: GHSA-x746-7m8f-x49c (moderate), fixed in 1.1.0: Starlette: Arbitrary HTTP method dispatched to `HTTPEndpoint` attributes via `getattr` |
Observability & Operations
not assessableNot rated: only 5 of 16 checks could reach a conclusion here; the rest do not apply to this repository or could not read it.
Fit with the Acquirer
not assessableNot rated: structurally not assessable from a repository.
Read more, or read your own
The full report on kludex/starlette: every dimension, the questions for the room, and the audit log.
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