CVE-2021-44140: Arbitrary file deletion on logout
Remote attackers may delete arbitrary files in a system hosting a JSPWiki instance, versions up to 2.11.0.M8, by using a carefuly crafted http request on logout, given that those files are reachable to the user running the JSPWiki instance. Apache JSPWiki users should upgrade to 2.11.0 or later.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-44140?
CVE-2021-44140 is a vulnerability that allows remote attackers to delete arbitrary files in a system hosting a JSPWiki instance.
How does CVE-2021-44140 work?
Remote attackers can exploit this vulnerability by using a carefully crafted HTTP request on logout, given that the files are reachable to the user running the JSPWiki instance.
Which versions of JSPWiki are affected by CVE-2021-44140?
Versions up to 2.11.0.M8 of JSPWiki are affected by CVE-2021-44140.
What is the severity of CVE-2021-44140?
CVE-2021-44140 has a severity rating of 9.1, which is considered critical.
How can I fix CVE-2021-44140?
To fix CVE-2021-44140, Apache JSPWiki users should upgrade to version 2.11.0 or later.