Medium severity · published Dec 7, 2021
CVE-2021-43810
Admidio is a free open source user management system for websites of organizations and groups
6.1
CVSS
5.1%
EPSS
No
On KEV
Description
Admidio is a free open source user management system for websites of organizations and groups. A cross-site scripting vulnerability is present in Admidio prior to version 4.0.12. The Reflected XSS vulnerability occurs because redirect.php does not properly validate the value of the url parameter. Through this vulnerability, an attacker is capable to execute malicious scripts. This issue is patched in version 4.0.12.
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)5.1% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AD
Admidio · Admidio
before 4.0.12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43810
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43810
Patch
https://github.com/Admidio/admidio/commit/c043267d362f7813543cc2785119bf3e3e54fe21
Patch
https://github.com/Admidio/admidio/commit/fcb0609abc1d2f65bc1377866bd678e5d891404b
Patch
https://github.com/Admidio/admidio/releases/tag/v4.0.12
Third Party Advisory
https://github.com/Admidio/admidio/security/advisories/GHSA-3qgf-qgc3-42hh
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