6.4

CVE-2023-4798: unknown user avatar Cross-site Scripting

CVSS: 6.4v3.1MediumModified
Published 16-10-2023Last modified 02-08-2024
Open JSON

Vulnerability summary

CVE-2023-4798 is a medium (CVSS 6.4) Cross-site Scripting vulnerability in unknown user avatar. EPSS estimates a 0.46% chance of exploitation in the next 30 days, higher than 38.7% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 1.2.2.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.4/10
010
Medium · v3.1 (wordfence)
EPSS score
0.46%
0%100%
Low · +0.07 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 16-10-2023
    PublishedVulnerability first disclosed.
  2. 02-08-2024
    Last modifiedVulnerability information updated.

Description

The User Avatar WordPress plugin before 1.2.2 does not properly sanitize and escape certain of its shortcodes attributes, which could allow relatively low-privileged users like contributors to conduct Stored XSS attacks.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.46%

Chance of exploitation in the next 30 days

Percentile

39%

Versus all other CVEs

30-day change

+0.07 pp

From 0.39% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.46%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (wpscan.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Unknown1 product
Wordpress1 product
  • user-avatar-reloaded≤ 1.2.1 (fixed in 1.2.2)
Wpexperts1 product

3 vendors · 3 products

References

2 links