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AISLE and Aevral

AISLE analyzes whole codebases for exploitable vulnerabilities and drives fixes; Aevral adds a reading focused on the authorization and business-logic questions: a live opt-in PR review on the pull request, and a whole-repo scan at rest.

Same repository, two readings.
RowAISLEAevral
Question it answersWhich exploitable vulnerabilities does this codebase contain?Who has access to what, and does this change widen it?
Stated jobAI-native vulnerability management: snapshot scans inside your perimeter, agent analysis, fix agents, and agentic verification, per AISLE's siteAuthorization, IDOR, and business-logic reading of the PR diff, and of the whole-repo snapshot at rest
Where it runsPublic cloud, private cloud, on-prem, or air-gapped deployment, on AISLE models or your own; pricing by quoteGitHub Check and inline comments, opt-in per organization; scans run from the console on a chosen SHA
Unit of workVerified findings prioritized by business impact; fix proposals checked by agentic verificationUp to two findings per opt-in review, grounded on the added lines; scan findings come as leads with evidence
Complementary?YesYes

AISLE describes AI-native vulnerability management: a Snapshot that scans inside your perimeter (public cloud, private cloud, on-prem, or air-gapped) with verified findings prioritized by business impact, and an Enterprise platform where thousands of agents analyze the codebase and fix agents generate patches that agentic verification checks before review, per AISLE's site. AISLE also credits itself with CVE discoveries in widely used open-source codebases. Aevral is built for a reading of its own: does a change widen who has access to what, an authorization, IDOR, or business-logic access-control issue. Good code and safe access are separate properties; a change can read well while moving the other.

AISLE publishes business-logic errors and broken access control in its AI SAST scope, analyzes whole codebases for exploitable vulnerabilities, and its fix agents generate patches; Aevral's single job is the access reading, at rest and on the pull request, with findings as leads and no patches: the fix is a prompt you hand to the coding agent you already use. With Aevral's PR review, live and opt-in, both run on the same pull request. The framing stays complementary: each tool does the job it publishes, and this page makes no claim about results on your pull requests.

AISLE

AISLE is an AI-native vulnerability management platform. Its Snapshot gives what AISLE describes as a clear picture of your code with verified findings prioritized by business impact, deployed in public cloud, private cloud, on-prem, or fully air-gapped, with model choices described per deployment (their Snapshot page: managed cloud with frontier models; air-gapped on AISLE's models). Its Enterprise platform analyzes with thousands of agents, generates patches with fix agents, and verifies each fix with CI and sandboxed tests, per AISLE's site. Pricing is by quote.

Aevral

Aevral is a security researcher for your code, built to read authorization, IDOR, and business-logic access control with cross-file context. The whole-repo scan is live and self-serve; PR review is live and opt-in per organization; paid PR plans are live in the console. A finding is a lead with evidence, and a human decides.

A tenant export that leaks the roster.

This change opens the member export to signed-in users because the UI only shows the button to admins. The export streams, the download counter ticks, and the tests that export seeded tenants still pass.

tenants/export.ts+1 −1
export async function GET(req: Request) {  await requireTenantAdmin(session, req.query.tenantId)  await assertSignedIn(session)  return csv(await members.list(req.query.tenantId))
AevralTenant leak

The user is signed in, the export streams, and the counter is written. What changed is the check: the tenant-admin assertion became a bare signed-in assertion, so the member roster of any tenant id named in the query reaches any signed-in caller. That is the Broken Object Level Authorization shape (OWASP API1:2023): the object reference is caller-controlled and the server stopped binding it to the tenant. Aevral is built to read a diff for the binding that left, not the export that stayed.

Run them together

Keep AISLE for vulnerability management in your perimeter; run Aevral for the authorization and business-logic reading of the same pull requests and the whole-repo snapshot, opt-in per organization.

Questions engineers ask

Does Aevral replace AISLE?

No. AISLE does its stated job and keeps doing it. Aevral runs alongside it with its own reading: authorization, IDOR, and business-logic access control across the repository, and across every pull request through its opt-in PR review.

Is this a catch-rate comparison?

No. This page states each product's job and shows one worked example of Aevral's own reading. Results on your code depend on your code; evaluations belong to you.

When can I run this?

Aevral is self-serve: install the GitHub App and log in to the console. The waitlist form is a launch-updates channel; joining does not reserve a price, access, or a contract.

More comparisons

The shorter version, at a glance: AISLE and Aevral on the works-alongside page.

Primary sources: AISLE; AISLE Snapshot; Aevral PR security review; Aevral whole-repo scan.


Scan your whole repo for access bugs.

One GitHub App. A report with evidence. A prompt for the agent you already use.