6.4

CVE-2021-24745: unknown about author box Cross-site Scripting

CVSS: 6.4v3.1MediumModified
Published 29-11-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-24745 is a medium (CVSS 6.4) Cross-site Scripting vulnerability in unknown about author box. EPSS estimates a 0.62% chance of exploitation in the next 30 days, higher than 49.2% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 1.0.2.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.4/10
010
Medium · v3.1 (wordfence)
EPSS score
0.62%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 29-11-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

The About Author Box WordPress plugin before 1.0.2 does not sanitise and escape the Social Profiles field values before outputting them in attributes, which could allow user with a role as low as contributor to perform Cross-Site Scripting attacks.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.62%

Chance of exploitation in the next 30 days

Percentile

49%

Versus all other CVEs

30-day change

+0.02 pp

From 0.60% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.62%

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
  • about-author-box< 1.0.2
Wpkube1 product

3 vendors · 3 products

References

2 links