4.3

CVE-2014-5243: mediawiki Improper Input Validation

CVSS: 4.3v2.0MediumModified
AliasesDEBIAN-CVE-2014-5243
Published 22-08-2014Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2014-5243 is a medium (CVSS 4.3) Improper Input Validation vulnerability in mediawiki. EPSS estimates a 1.77% chance of exploitation in the next 30 days, higher than 77.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v2.0 (NVD)
EPSS score
1.77%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 2
DSA-3011-1MGASA-2014-0309

Timeline

  1. 22-08-2014
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 does not enforce an IFRAME protection mechanism for transcluded pages, which makes it easier for remote attackers to conduct clickjacking attacks via a crafted web site.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

1.77%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

0.00 pp

From 1.77% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.77%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (bugzilla.wikimedia.org)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • mediawiki< 1:1.19.18+dfsg-0.1
Mediawiki1 product
  • mediawiki≤ 1.19.17 | 1.19 | 1.19:beta_1 | 1.19:beta_2 | 1.19.0 | 1.19.1 | 1.19.2 | 1.19.3 | 1.19.4 | 1.19.5 | 1.19.6 | 1.19.7 | 1.19.8 | 1.19.9 | 1.19.10 | 1.19.11 | 1.19.12 | 1.19.13 | 1.19.14 | 1.19.15 | 1.19.16 | 1.20.1 | 1.20.2 | 1.20.3 | 1.20.4 | 1.20.5 | 1.20.6 | 1.20.7 | 1.20.8 | 1.21.1 | 1.21.2 | 1.21.3 | 1.21.4 | 1.21.5 | 1.21.6 | 1.21.7 | 1.21.8 | 1.21.9 | 1.21.10 | 1.22.0 | 1.22.1 | 1.22.2 | 1.22.3 | 1.22.4 | 1.22.5 | 1.22.6 | 1.22.7 | 1.22.8 | 1.23.0 | 1.23.1

2 vendors · 2 products

References

8 links