CVE-2023-2298 json
Online Booking & Scheduling Calendar for WordPress by vcita <= 4.3.0 - Unauthenticated Stored Cross-Site Scripting
published 2023-06-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-33804
- cvss
- 7.2
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 49%
- public exploits
- 0
- none known
Summary
The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'business_id' parameter in versions up to, and including, 4.3.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Patch / fix
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 22 mo ago
Exploit prediction
0.60% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected products
- vcita Online Booking & Scheduling Calendar for WordPress by vcita
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
plugins.trac.wordpress.org
/browser/meeting-scheduler-by-vcita/trunk/vcita-api-functions.php
patch
-
wordfence.com
/threat-intel/vulnerabilities/id/7e6a0bf9-4767-4d4c-9a1e-adcb3c7719d9?source=cve
third-party-advisory
-
blog.jonh.eu
/blog/security-vulnerabilities-in-wordpress-plugins-by-vcita
third-party-advisory
- plugins.trac.wordpress.org /changeset/2930545/meeting-scheduler-by-vcita/trunk/vcita-api-functions.php
- plugins.trac.wordpress.org /changeset?sfp_email=&sfph_mail=&reponame=&old=2930545%40meeting-scheduler-by-vcita&new=2930545%40meeting-sche
Sources
- CVE List CVE-2023-2298
- NVD CVE-2023-2298
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.