Medium severity · published Feb 3, 2021
CVE-2021-26023
The Favorites component before 1.0.2 for Nagios XI 5.8.0 is vulnerable to XSS
6.1
CVSS
25.2%
EPSS
No
On KEV
Description
The Favorites component before 1.0.2 for Nagios XI 5.8.0 is vulnerable to XSS.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)25.2% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FA
Favorites · Nagios
before 1.0.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-26023
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-26023
Vendor Advisory
https://www.nagios.com/products/security/
More from Favorites
5.3
CVE-2021-26024
The Favorites component before 1.0.2 for Nagios XI 5.8.0 is vulnerable to Insecure Direct Object Reference: it is possible to create favorites for any other user account