Medium severity · published Sep 17, 2021
CVE-2021-3811
Cross-site Scripting (XSS) - Reflected in pi-hole/adminlte
6.1
CVSS
0.5%
EPSS
No
On KEV
Description
adminlte is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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)0.5% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PI
pi-hole/adminlte · pi-hole
before 5.6 · source: vendor
WI
Web Interface · Pi-hole
before 5.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3811
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3811
Patch
https://github.com/pi-hole/adminlte/commit/f526716de7bb0fd382a64bcbbb33915c926f94bb
Exploit
https://huntr.dev/bounties/fa38c61f-4043-4872-bc85-7fe5ae5cc2e8
More from pi-hole/adminlte
7.5
CVE-2021-3706
Sensitive Cookie Without 'HttpOnly' Flag in pi-hole/adminlte
6.1
CVE-2021-3812
Cross-site Scripting (XSS) - Reflected in pi-hole/adminlte