CVE-2023-29427: tms-outsource amelia Cross-site Scripting
CVSS: 7.1v3.1HighModified
Published 26-06-2023Last modified 28-04-2026
Vulnerability summary
CVE-2023-29427 is a high (CVSS 7.1) Cross-site Scripting vulnerability in tms-outsource amelia. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 33.7% of scored vulnerabilities. Fixed in 1.0.76.
CVSS score
7.1/10
010
High · v3.1 (CVE.org)EPSS score
0.41%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 26-06-2023PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in TMS Booking for Appointments and Events Calendar – Amelia plugin <= 1.0.75 versions.
CVSS metrics
3 scores · 3 sources · 1 versionHigh 7.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:LSources3 sources · 6.1–7.1
- NVDNIST6.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NDiffers
- wordfenceSource6.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.41%
Chance of exploitation in the next 30 days
Percentile
34%
Versus all other CVEs
30-day change
0.00 pp
From 0.41% on 19-09-2026
19-09-202619-10-2026
EPSS score0.41%
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, ≤ 1.0.75
Tms-outsource1 product
- amelia≤ 1.0.75
Wordpress1 product
- ameliabooking≤ 1.0.75 (fixed in 1.0.76)
3 vendors · 3 products