--- title: "CVE-2007-2836\n | Ubuntu" description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/CVE-2007-2836?format=md keywords: index, follow --- # CVE-2007-2836 Publication date 2 July 2007 Last updated 17 July 2025 --- Ubuntu priority **Medium** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) Toggle side navigation ## Description Directory traversal vulnerability in session.rb in Hiki 0.8.0 through 0.8.6 allows remote attackers to delete arbitrary files via directory traversal sequences in the session ID, which is matched against an insufficiently restrictive regular expression before it is used to construct a filename that is marked for deletion at logout. ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | hiki | 9.10 karmic | Not affected | | 9.04 jaunty | Not affected | | 8.10 intrepid | Not affected | | 8.04 LTS hardy | Not affected | | 7.10 gutsy | Not affected | | 7.04 feisty | Ignored end of life, was needed | | 6.10 edgy | Ignored end of life, was needed | | 6.06 LTS dapper | Ignored end of life | --- * [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) * [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses) ## References * [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-2836) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2007-2836) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2007-2836) * [Debian](https://security-tracker.debian.org/tracker/CVE-2007-2836) ### Other references *