CVE-2018-1000671: XSS
Last updated 25 August 2025
Other sources
sympa version 6.2.16 and later contains a CWE-601: URL Redirection to Untrusted Site ('Open Redirect') vulnerability in The "referer" parameter of the wwsympa.fcgi login action. that can result in Open redirection and reflected XSS via data URIs. This attack appear to be exploitable via Victim's browser must follow a URL supplied by the attacker. This vulnerability appears to have been fixed in none available.
— Launchpad
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2018-1000671?
CVE-2018-1000671 is classified as a medium severity vulnerability due to the potential for open redirection and reflected XSS attacks.
How do I fix CVE-2018-1000671?
To fix CVE-2018-1000671, upgrade to the latest version of Sympa, version 6.2.60 or later.
Which versions of Sympa are affected by CVE-2018-1000671?
CVE-2018-1000671 affects Sympa versions from 6.2.16 up to, but not including, 6.2.60.
What kind of attacks can CVE-2018-1000671 facilitate?
CVE-2018-1000671 can facilitate open redirection and reflected cross-site scripting (XSS) attacks.
What parameters are involved in CVE-2018-1000671?
CVE-2018-1000671 involves the 'referer' parameter of the wwsympa.fcgi login action.