---
id: CVE-2021-21336
aliases:
  - GHSA-p75f-g7gx-2r7p
  - PYSEC-2021-44
title: >-
  Exposure of Sensitive Information to an Unauthorized Actor in
  Products.PluggableAuthService ZODBRoleManager
summary: >-
  Exposure of Sensitive Information to an Unauthorized Actor in
  Products.PluggableAuthService ZODBRoleManager
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'
vendor: products-pluggableauthservice
product: products-pluggableauthservice
ecosystem: pip
affected:
  - products-pluggableauthservice < 2.6.0
patched:
  - products-pluggableauthservice 2.6.0
published: '2021-03-08'
updated: '2026-07-08'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-p75f-g7gx-2r7p'
references:
  - url: >-
      https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p75f-g7gx-2r7p
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2021-21336'
  - url: >-
      https://github.com/zopefoundation/Products.PluggableAuthService/commit/2dad81128250cb2e5d950cddc9d3c0314a80b4bb
  - url: >-
      https://github.com/pypa/advisory-database/tree/main/vulns/products-pluggableauthservice/PYSEC-2021-44.yaml
  - url: 'https://github.com/zopefoundation/Products.PluggableAuthService'
  - url: 'https://pypi.org/project/Products.PluggableAuthService'
  - url: 'http://www.openwall.com/lists/oss-security/2021/05/21/1'
  - url: 'http://www.openwall.com/lists/oss-security/2021/05/22/1'
tags:
  - osv
  - pip
epss: 0.01499
epssPercentile: 0.73222
ingestedAt: '2026-07-08T18:25:51.720Z'
---

## Overview

### Impact
_What kind of vulnerability is it? Who is impacted?_

Information disclosure vulnerability - everyone can list the names of roles defined in the ZODB Role Manager plugin if the site uses this plugin.

### Patches
_Has the problem been patched? What versions should users upgrade to?_

The problem has been fixed in version 2.6.0. Depending on how you have installed Products.PluggableAuthService, you should change the buildout version pin to 2.6.0 and re-run the buildout, or if you used pip simply do `pip install "Products.PluggableAuthService>=2.6.0"`

### Workarounds
_Is there a way for users to fix or remediate the vulnerability without upgrading?_

There is no workaround. Users are encouraged to upgrade.

### References
_Are there any links users can visit to find out more?_

- [GHSA-p75f-g7gx-2r7p](https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p75f-g7gx-2r7p)
- [Products.PluggableAuthService on PyPI](https://github.com/zopefoundation/Products.PluggableAuthService)

### For more information
If you have any questions or comments about this advisory:
* Open an issue in the [Products.PluggableAuthService issue tracker](https://github.com/zopefoundation/Products.PluggableAuthService/issues)
* Email us at [security@plone.org](mailto:security@plone.org)

## Affected packages

- `products-pluggableauthservice < 2.6.0`

## Remediation

Upgrade to a patched release:

- `products-pluggableauthservice 2.6.0`