CVE-2023-23898: creativethemes blocksy_companion Cross-site Scripting
CVSS: 6.4v3.1MediumModified
Published 06-04-2023Last modified 28-04-2026
Vulnerability summary
CVE-2023-23898 is a medium (CVSS 6.4) Cross-site Scripting vulnerability in creativethemes blocksy_companion. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.2% of scored vulnerabilities.
CVSS score
6.4/10
010
Medium · v3.1 (wordfence)EPSS score
0.34%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-04-2023PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in CreativeThemes Blocksy Companion plugin <= 1.8.67 versions.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 6.4Preferred score · wordfence (Source)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:NSources3 sources · 5.4–6.4
- CVE.orgCNA5.5MediumCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:LDiffers
- NVDNIST5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
26%
Versus all other CVEs
30-day change
0.00 pp
From 0.34% on 21-09-2026
21-09-202621-10-2026
EPSS score0.34%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Creativethemes1 product
- blocksy_companion≥ n/a, ≤ 1.8.67 | < 1.8.68
Wordpress1 product
- blocksy-companion< 1.8.68
2 vendors · 2 products