Medium severity · published Aug 29, 2022
CVE-2022-2374
Simply Schedule Appointments < 1.5.7.7 - Admin+ Stored Cross-Site Scripting
4.8
CVSS
0.7%
EPSS
No
On KEV
Description
The Simply Schedule Appointments WordPress plugin before 1.5.7.7 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SS
Simply Schedule Appointments – WordPress Booking Plugin ·
1.5.7.7 before 1.5.7.7 · source: vendor
SS
Simply Schedule Appointments · Nsqua
before 1.5.7.7 · source: NVD
Affected product
SS
Simply Schedule Appointments – WordPress Booking Plugin
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-2374
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-2374
Exploit
https://wpscan.com/vulnerability/12062d78-7a0d-4dc1-9bd6-6c54aa6bc761
More from Simply Schedule Appointments – WordPress Booking Plugin
5.3
CVE-2022-2373
Simply Schedule Appointments < 1.5.7.7 - Unauthenticated Email Address Disclosure