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Medium severity · published May 15, 2025
CVE-2024-8493
The Events Calendar < 6.6.4 - Admin+ Stored XSS
4.8
CVSS
0.4%
EPSS
No
On KEV
Description
The Events Calendar WordPress plugin before 6.6.4 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)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TE
The Events Calendar ·
before 6.6.4 · source: vendor, NVD
Affected product
TE
The Events Calendar
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-8493
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-8493
Exploit
https://wpscan.com/vulnerability/561b3185-501a-4a75-b880-226b159c0431/
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9.1
CVE-2024-4180
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7.5
CVE-2023-6203
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6.5
CVE-2026-84740
The Events Calendar 6.12.0 - 6.17.5 - Unauthenticated Arbitrary Shortcode Execution via 'view_data' Parameter
6.5
CVE-2024-1295
The Events Calendar (Free < 6.4.0.1, Pro < 6.4.0.1) - Contributor+ Arbitrary Events Access
5.3
CVE-2026-84741
The Events Calendar 4.5 - 6.17.4.1 - Unauthenticated Non-Public Venue and Organizer Disclosure via REST API