for example to be used in a [[post-commit]] hook by people who cannot write
to the html pages, etc.
-If the wrapper script is made suid, then any bugs in this wrapper would be
+If the wrapper program is made suid, then any bugs in this wrapper would be
security holes. The wrapper is written as securely as I know how, is based
on code that has a history of security use long before ikiwiki, and there's
been no problem yet.
## possible javascript insertion via insufficient htmlscrubbing of alternate stylesheets
-Tango noticed that 'meta stylesheet` directives allowed anyone
+Giuseppe Bilotta noticed that 'meta stylesheet` directives allowed anyone
who could upload a malicious stylesheet to a site to add it to a
-page as an alternate stylesheet. In order to be exploited, the user
-would have to select the alternative stylesheet in their browser.
+page as an alternate stylesheet, or replacing the default stylesheet.
This hole was discovered on 28 Mar 2011 and fixed the same hour with
-the release of ikiwiki 3.20110328. An upgrade is recommended for sites
-that have untrusted committers, or have the attachments plugin enabled.
+the release of ikiwiki 3.20110328. A fix was backported to Debian squeeze,
+as version 3.20100815.6. An upgrade is recommended for sites that have
+untrusted committers, or have the attachments plugin enabled.
+([[!cve CVE-2011-1401]])
+
+## tty hijacking via ikiwiki-mass-rebuild
+
+Ludwig Nussel discovered a way for users to hijack root's tty when
+ikiwiki-mass-rebuild was run. Additionally, there was some potential
+for information disclosure via symlinks. ([[!cve CVE-2011-1408]])
+
+This hole was discovered on 8 June 2011 and fixed the same day with
+the release of ikiwiki 3.20110608. Note that the fix is dependant on
+a version of su that has a similar hole fixed. Version 4.1.5 of the shadow
+package contains the fixed su; [[!debbug 628843]] tracks fixing the hole in
+Debian. An upgrade is a must for any sites that have `ikiwiki-update-wikilist`
+installed suid (not the default), and whose admins run `ikiwiki-mass-rebuild`.
+
+## javascript insertion via meta tags
+
+Raúl Benencia discovered an additional XSS exposure in the meta plugin.
+([[!cve CVE-2012-0220]])
+
+This hole was discovered on 16 May 2012 and fixed the same day with
+the release of ikiwiki 3.20120516. A fix was backported to Debian squeeze,
+as version 3.20100815.9. An upgrade is recommended for all sites.
+
+## XSS via openid selector
+
+Raghav Bisht discovered this XSS in the openid selector. ([[!cve CVE-2015-2793]])
+
+The hole was reported on March 24th, a fix was developed on March 27th,
+and the fixed version 3.20150329 was released on the 29th. A fix was backported
+to Debian jessie as version 3.20141016.2 and to Debian wheezy as version
+3.20120629.2. An upgrade is recommended for sites using CGI and openid.