VULNERABILITY INTELLIGENCE

CVE-2012-4377

CVSS score6.1 MEDIUM

EPSS probability1.56%

CISA KEVNot currently listed

Published2017-10-26

Last modified2026-06-16

CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

Cross-site scripting (XSS) vulnerability in MediaWiki before 1.18.5 and 1.19.x before 1.19.2 allows remote attackers to inject arbitrary web script or HTML via a File: link to a nonexistent image.

Weakness classification

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Primary references

secalert@redhat.com — Mailing List, Patch, Third Party Advisory
secalert@redhat.com — Mailing List, Patch, Third Party Advisory
secalert@redhat.com — Issue Tracking, Third Party Advisory
secalert@redhat.com — Issue Tracking, Patch
secalert@redhat.com — Patch, Vendor Advisory
secalert@redhat.com — Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Vendor Advisory