Medium severity · published Mar 17, 2020
CVE-2019-20493
cPanel before 82.0.18 allows self-XSS because JSON string escaping is mishandled (SEC-520)
6.1
CVSS
0.7%
EPSS
No
On KEV
Description
cPanel before 82.0.18 allows self-XSS because JSON string escaping is mishandled (SEC-520).
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)0.7% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CP
Cpanel · Cpanel
77.9999.110 before 78.0.43; 81.9999.242 before 82.0.18; 83.9999.115 before 84.0.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-20493
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-20493
Vendor Advisory
https://documentation.cpanel.net/display/CL/82+Change+Log
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