# CVE-2026-103591 — AsyncFuncAI deepwiki-open

> As of 2026-09-30, CVE-2026-103591 is a HIGH-severity vulnerability in AsyncFuncAI deepwiki-open, CVSS v3.1 7.5. No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-103591 as of 2026-09-30; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-09-30

## What is CVE-2026-103591?

DeepWiki-Open through commit d92819a contains an unauthenticated arbitrary file read vulnerability in the GET /codemap/file endpoint via the repo_url parameter. Attackers can supply a non-URL repo_url value to bypass path containment checks and read any file accessible to the API process by specifying absolute file paths.

The record classifies CVE-2026-103591 under weakness class [CWE-73](https://intel.threadlinqs.com/cwe/CWE-73). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 5 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 7.5 — HIGH (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **CVSS v4.0 base score:** 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 3.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-09-30

## Is CVE-2026-103591 being exploited?

It currently carries a trending score of 30 in the Threadlinqs vulnerability feed.

## Affected products and versions

- **AsyncFuncAI**: deepwiki-open

## How to fix CVE-2026-103591

No vendor patch reference has been recorded for CVE-2026-103591 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-103591

No threat campaign in the Threadlinqs corpus currently references CVE-2026-103591, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org, NVD, GitHub Security Advisories. Last verified by Threadlinqs on 2026-10-01. This product uses the NVD API but is not endorsed or certified by the NVD.

**Technical analysis**

- [github.com — technical description](https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/services/codemap.py)
- [github.com — technical description (codemap)](https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/routers/codemap.py)
- [github.com — technical description (repository)](https://github.com/AsyncFuncAI/deepwiki-open/blob/d92819a9c9f3b99416e3580ff235fc9d3adf8b89/api/repository.py)

**Third-party advisory**

- [vulncheck.com — third party advisory](https://www.vulncheck.com/advisories/deepwiki-open-through-commit-d92819a-unauthenticated-arbitrary-file-read-via-codemap-file)

**Issue tracking and product pages**

- [github.com — issue tracking](https://github.com/AsyncFuncAI/deepwiki-open/issues/590)
- [github.com — product](https://github.com/AsyncFuncAI/deepwiki-open)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-103591
Full detection coverage and IOCs for threats exploiting CVE-2026-103591 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp