CVE-2023-50860: tms-outsource amelia Cross-site Scripting
CVSS: 6.5v3.1MediumModified
Published 28-12-2023Last modified 28-04-2026
Vulnerability summary
CVE-2023-50860 is a medium (CVSS 6.5) Cross-site Scripting vulnerability in tms-outsource amelia. EPSS estimates a 0.33% chance of exploitation in the next 30 days, higher than 24% of scored vulnerabilities. Fixed in 1.0.86.
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.33%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 28-12-2023PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in TMS Booking for Appointments and Events Calendar – Amelia allows Stored XSS.This issue affects Booking for Appointments and Events Calendar – Amelia: from n/a through 1.0.85.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 6.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:LSources3 sources · 5.4–6.5
- NVDNIST5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NDiffers
- wordfenceSource6.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.33%
Chance of exploitation in the next 30 days
Percentile
24%
Versus all other CVEs
30-day change
0.00 pp
From 0.33% on 19-09-2026
19-09-202619-10-2026
EPSS score0.33%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Tms1 product
- booking for appointments and events calendar – amelia≥ n/a, ≤ 1.0.85
Tms-outsource1 product
- amelia≤ 1.0.85
Wordpress1 product
- ameliabooking≤ 1.0.85 (fixed in 1.0.86)
3 vendors · 3 products