Vulnerability CVE-2021-24423
Published: 2022-01-24

Description:
The UpdraftPlus WordPress Backup Plugin WordPress plugin before 1.6.59 does not sanitise its updraft_service settings, allowing high privilege users to set malicious JavaScript payload in it and leading to a Stored Cross-Site Scripting issue

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Updraftplus -> Updraftplus 

 References:
https://wpscan.com/vulnerability/541974d6-2df8-4497-9aee-afd3b9024102
https://m0ze.ru/vulnerability/[2021-05-09]-[WordPress]-[CWE-79]-UpdraftPlus-WordPress-Plugin-v1.16.56.txt
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