CVE-2025-55713: creativethemeshq blocksy Cross-site Scripting
CVSS: 5.9v3.1MediumDeferred
Published 14-08-2025Last modified 28-04-2026
Vulnerability summary
CVE-2025-55713 is a medium (CVSS 5.9) Cross-site Scripting vulnerability in creativethemeshq blocksy. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 7.3% of scored vulnerabilities. Fixed in 2.1.7.
CVSS score
5.9/10
010
Medium · v3.1 (CVE.org)EPSS score
0.18%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 14-08-2025PublishedVulnerability first disclosed.
- 28-04-2026Last modifiedVulnerability information updated.
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in creativethemeshq Blocksy blocksy allows Stored XSS.This issue affects Blocksy: from n/a through <= 2.1.6.
CVSS metrics
3 scores · 3 sources · 1 versionMedium 5.9Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:LSources3 sources · 5.5–5.9
- NVDNIST5.9MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
- wordfenceSource5.5MediumCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:NDiffers
EPSS trend
Probability
0.18%
Chance of exploitation in the next 30 days
Percentile
7%
Versus all other CVEs
30-day change
0.00 pp
From 0.18% on 20-09-2026
20-09-202620-10-2026
EPSS score0.18%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Creativethemeshq1 product
- blocksy≤ 2.1.6
Wordpress1 product
- blocksy≤ 2.1.6 (fixed in 2.1.7)
2 vendors · 2 products
References
2 links- patchstack.com/database/…VDB Entry