9.8

CVE-2021-4346: stylemix directory listings wordpress plugin – ulisting Missing Authorization

CVSS: 9.8v3.1CriticalModified
Published 07-06-2023Last modified 08-04-2026
Open JSON

Vulnerability summary

CVE-2021-4346 is a critical (CVSS 9.8) Missing Authorization vulnerability in stylemix directory listings wordpress plugin – ulisting. EPSS estimates a 1.24% chance of exploitation in the next 30 days, higher than 68.7% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 1.7.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)
EPSS score
1.24%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 07-06-2023
    PublishedVulnerability first disclosed.
  2. 08-04-2026
    Last modifiedVulnerability information updated.

Description

The uListing plugin for WordPress is vulnerable to Unauthenticated Arbitrary Account Changes in versions up to, and including, 1.6.6. This is due to missing login checks on the stm_listing_profile_edit AJAX action. This makes it possible for unauthenticated attackers to edit any account on the blog, such as changing the admin account's email address.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

1.24%

Chance of exploitation in the next 30 days

Percentile

69%

Versus all other CVEs

30-day change

0.00 pp

From 1.24% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.24%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (blog.nintechnet.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Stylemix1 product
Stylemixthemes1 product
Wordpress1 product
  • ulisting< 1.7

3 vendors · 3 products

References

4 links