7.1

CVE-2026-42652: wordpress user-registration Cross-site Scripting

CVSS: 7.1v3.1HighDeferred
Published 29-04-2026Last modified 12-05-2026
Open JSON

Vulnerability summary

CVE-2026-42652 is a high (CVSS 7.1) Cross-site Scripting vulnerability in wordpress user-registration. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15.5% of scored vulnerabilities. Fixed in 5.1.6.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v3.1 (CVE.org)
EPSS score
0.25%
0%100%
Low · +0.10 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 29-04-2026
    PublishedVulnerability first disclosed.
  2. 12-05-2026
    Last modifiedVulnerability information updated.

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wpeverest User Registration user-registration allows Reflected XSS.This issue affects User Registration: from n/a through <= 5.1.5.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.25%

Chance of exploitation in the next 30 days

Percentile

16%

Versus all other CVEs

30-day change

+0.10 pp

From 0.15% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.25%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Wordpress1 product
  • user-registration≤ 5.1.5 (fixed in 5.1.6)
Wpeverest1 product

2 vendors · 2 products

References

2 links