5.3

CVE-2013-6455: mediawiki

CVSS: 5.3v3.1MediumModified
Published 28-01-2020Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2013-6455 is a medium (CVSS 5.3) vulnerability in mediawiki. EPSS estimates a 1.13% chance of exploitation in the next 30 days, higher than 65.8% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
5.3/10
010
Medium · v3.1 (NVD)
EPSS score
1.13%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 28-01-2020
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The CentralAuth extension for MediaWiki before 1.19.10, 1.2x before 1.21.4, and 1.22.x before 1.22.1 allows remote attackers to obtain usernames via vectors related to writing the names to the DOM of a page.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.13%

Chance of exploitation in the next 30 days

Percentile

66%

Versus all other CVEs

30-day change

0.00 pp

From 1.13% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.13%

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

Mediawiki1 product
  • mediawiki< 1.19.10 | ≥ 1.20.0, < 1.21.4 | ≥ 1.22.0, < 1.22.1
Wikimedia foundation1 product
  • mediawiki< 1.19.10 | 1.2x before 1.21.4 | 1.22.x before 1.22.1

2 vendors · 2 products

References

1 links