5.3

CVE-2019-18987: mediawiki abusefilter

CVSS: 5.3v3.1MediumModified
Published 15-11-2019Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2019-18987 is a medium (CVSS 5.3) vulnerability in mediawiki abusefilter. EPSS estimates a 1.11% chance of exploitation in the next 30 days, higher than 65.5% 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
1.11%
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. 15-11-2019
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Once a specific abuse filter has (accidentally or otherwise) been made public, its previous versions can be exposed, thus potentially disclosing private or sensitive information within the filter's definition.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

1.11%

Chance of exploitation in the next 30 days

Percentile

66%

Versus all other CVEs

30-day change

0.00 pp

From 1.11% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.11%

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

1 vendor · 1 product

References

3 links