CVE-2023-48839 json
Appointment Scheduler 3.0 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) issues via the name, plugin_sms_api_key, plugin_sms_c…
published 2023-12-07 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-52870
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 36%
- public exploits
- 0
- none known
Summary
Appointment Scheduler 3.0 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) issues via the name, plugin_sms_api_key, plugin_sms_country_code, calendar_id, title, country name, or customer_name parameter.
Exploit prediction
0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
phpjabbers.com
/appointment-scheduler/
product
-
packetstormsecurity.com
/files/176055
third-party-advisory, vdb-entry
Sources
- CVE List CVE-2023-48839
- NVD CVE-2023-48839
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.