Unrated
Stored i18n XSS in MassMessage
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - MassMessage extension allows Stored XSS. This issue affects Mediawiki - MassMessage extension: before 1.46.1, 1.45.5, 1.43.10.
Announced Group revision 1
Original source ↗CVE-2026-103050
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-103050
Mediawiki - MassMessage extension
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/extensions/MassMessage/+/refs/heads/master",
"vendor": "The Wikimedia Foundation",
"product": "Mediawiki - MassMessage extension",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "1.46.1, 1.45.5, 1.43.10",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-103050
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #4900 · Revision 1
- Added to Heist Feed
- Publisher date