🛡️ CVE-2021-32645 — multi-tenant

⚪ Unknown ✅ No Known Exploit CWE-601 OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Open Redirect

Impact

In some situations, it is possible to have open redirects where users can be redirected from your site to any other site using a specially crafted URL.

This is only the case for installations where the default Hostname Identification is used and the environment uses tenants that have force_https set to true (default: false)

Patches

Version 5.7.2 contains the relevant patches to fix this bug. Stripping the URL from special characters to prevent specially crafted URL's from being redirected to.

Workarounds

There is a simple way to work around the security issue

  • Set the force_https to every tenant to false

References

https://nvd.nist.gov/vuln/detail/CVE-2018-11784

For more information

If you have any questions or comments about this advisory:

  • Contact us in Discord: https://tenancy.dev/chat

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity low, availability none.

Weakness class

CVE-2021-32645 is classified as CWE-601: Open Redirect. A redirect target is taken from user input, so a trusted link can send the visitor to an attacker's site.

Affected software

CVE-2021-32645 is recorded against 1 package.

  • hyn/multi-tenant (from 5.6.0 up to 5.7.2)

Timeline and source

Published on 18 March 2022 and last revised on 8 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

github.com (Web)
nvd.nist.gov (Advisory)
github.com (Web)
packagist.org (Web)
webmasters.googleblog.com (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CWE CWE-601
Public Exploit ✅ No
Source OSV
Published 2022-03-18
Updated 2026-08-12
Modified 2026-07-08
Fix URL N/A

Affected Packages

Software From version Fixed in
hyn/multi-tenant 5.6.0 5.7.2

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