CVE-2026-100376 TemplateSandbox can be abused for XSS by asking another user to preview a page with a certain sandbox prefix
| Reporter | Title | Published | Views | Family All 3 |
|---|---|---|---|---|
 | CVE-2026-100376 | 25 Sep 202620:48 | – | cve |
 | EUVD-2026-87359 | 25 Sep 202620:48 | – | euvd |
 | CVE-2026-100376 | 25 Sep 202621:17 | – | nvd |
[
{
"vendor": "Wikimedia Foundation",
"product": "Mediawiki - TemplateSandbox Extension",
"repo": "https://gerrit.wikimedia.org/g/mediawiki/extensions/TemplateSandbox/+/refs/heads/master",
"versions": [
{
"status": "affected",
"version": "*",
"lessThan": "1.46.1, 1.45.5, 1.43.10",
"versionType": "semver"
}
],
"defaultStatus": "unaffected"
}
]| Source | Link |
|---|---|
| gerrit | www.gerrit.wikimedia.org/r/q/I6630b9915f640bf75c8570165eb8728bd7a2c07a |
| phabricator | www.phabricator.wikimedia.org/T430596 |
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25 Sep 2026 20:48Current
CVSS 44.8