CVE-2023-30487: thimpress learnpress Cross-site Scripting
CVSS: 7.1v3.1HighModified
Published 18-05-2023Last modified 28-04-2026
Vulnerability summary
CVE-2023-30487 is a high (CVSS 7.1) Cross-site Scripting vulnerability in thimpress learnpress. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 30.8% of scored vulnerabilities. Fixed in 4.0.3.
CVSS score
7.1/10
010
High · v3.1 (CVE.org)EPSS score
0.38%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 18-05-2023PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in ThimPress LearnPress Export Import plugin <= 4.0.2 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 · 5.4–7.1
- NVDNIST6.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NDiffers
- wordfenceSource5.4MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.38%
Chance of exploitation in the next 30 days
Percentile
31%
Versus all other CVEs
30-day change
0.00 pp
From 0.38% on 20-09-2026
20-09-202620-10-2026
EPSS score0.38%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Thimpress2 products
- learnpress≤ 4.0.2
- learnpress_export_import≥ n/a, ≤ 4.0.2
Wordpress1 product
- learnpress-import-export< 4.0.3
2 vendors · 3 products